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Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $162.58 per share to fund beneficial owner's required tax withholding."}],"balance_after":24355,"source":{"system":"sec-edgar","filing":"0001235126-20-000011","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512620000011/primary_doc.xml","form_type":"4"}},{"id":3294907,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CFO"}}],"security":"Common Stock","published_at":"2020-02-03T22:09:39.000Z","date":"2020-01-29","kind":"grant","acquired":true,"shares":5517,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock with vesting over three years."}],"balance_after":24587,"source":{"system":"sec-edgar","filing":"0001235126-20-000006","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512620000006/primary_doc.xml","form_type":"4"}},{"id":3358791,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CFO"}}],"security":"Common Stock","published_at":"2019-11-26T21:39:55.000Z","date":"2019-11-21","kind":"gift","acquired":false,"shares":900,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Charitable gift."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 102 shares acquired on October 31, 2019 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":19070,"source":{"system":"sec-edgar","filing":"0001235126-19-000043","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000043/primary_doc.xml","form_type":"4"}},{"id":3533632,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CFO"}}],"security":"Common Stock","published_at":"2019-05-09T22:17:00.000Z","date":"2019-05-07","kind":"tax_withholding","acquired":false,"shares":777,"price":144.67,"value":112408.59,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on November 7, 2016, with vesting on each of May 7, 2017, May 7, 2018, May 7, 2019 and May 7, 2020. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $144.67 per share to fund the beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 85 shares acquired on April 30, 2019 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":19868,"source":{"system":"sec-edgar","filing":"0001235126-19-000028","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000028/primary_doc.xml","form_type":"4"}},{"id":3548707,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2019-04-25T17:10:20.000Z","date":"2019-04-23","kind":"grant","acquired":true,"shares":1892,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock with vesting over three years."}],"balance_after":20560,"source":{"system":"sec-edgar","filing":"0001235126-19-000023","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000023/primary_doc.xml","form_type":"4"}},{"id":3638837,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2019-02-22T22:53:55.000Z","date":"2019-02-21","kind":"tax_withholding","acquired":false,"shares":187,"price":137.02,"value":25622.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on February 21, 2017 with vesting over three years. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $137.02 per share to fund beneficial owner's required tax withholding."}],"balance_after":18668,"source":{"system":"sec-edgar","filing":"0001235126-19-000018","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000018/primary_doc.xml","form_type":"4"}},{"id":3646080,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2019-02-20T22:25:29.000Z","date":"2019-02-17","kind":"tax_withholding","acquired":false,"shares":183,"price":139.21,"value":25475.43,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on February 17, 2016 with vesting over three years. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $139.21 per share to fund the beneficial owners' required tax withholding."}],"balance_after":18855,"source":{"system":"sec-edgar","filing":"0001235126-19-000014","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000014/primary_doc.xml","form_type":"4"}},{"id":3653796,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2019-02-15T21:37:44.000Z","date":"2019-02-14","kind":"grant","acquired":true,"shares":3936,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock with vesting over three years."}],"balance_after":19038,"source":{"system":"sec-edgar","filing":"0001235126-19-000007","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000007/primary_doc.xml","form_type":"4"}},{"id":3663113,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2019-02-12T23:31:38.000Z","date":"2019-02-08","kind":"tax_withholding","acquired":false,"shares":275,"price":135.76,"value":37334.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on February 8, 2018 with vesting over three years. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $135.76 per share to fund the beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 131 shares acquired on 10/31/2018 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":15012,"source":{"system":"sec-edgar","filing":"0001235126-19-000004","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512619000004/primary_doc.xml","form_type":"4"}},{"id":3941093,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2018-05-09T21:08:16.000Z","date":"2018-05-07","kind":"tax_withholding","acquired":false,"shares":766,"price":159.6,"value":122253.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on November 7, 2016, with vesting on each of May 7, 2017, May 7, 2018, May 7, 2019 and May 7, 2020. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $159.60 per share to fund the beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 77 shares acquired on 4/30/2018 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":15246,"source":{"system":"sec-edgar","filing":"0001235126-18-000023","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512618000023/primary_doc.xml","form_type":"4"}},{"id":3998415,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2018-03-13T21:17:42.000Z","date":"2018-03-13","kind":"sale","acquired":false,"shares":1650,"price":178.2508,"value":294113.82,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Price reported is average price per share. 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Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $169.15 per share to fund the beneficial owner's required tax withholding."}],"balance_after":17585,"source":{"system":"sec-edgar","filing":"0001235126-18-000016","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512618000016/primary_doc.xml","form_type":"4"}},{"id":4037099,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2018-02-23T21:47:49.000Z","date":"2018-02-21","kind":"tax_withholding","acquired":false,"shares":187,"price":168.25,"value":31462.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on 2/21/2017 with vesting over three years.  Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $168.25 per share to fund the beneficial owner's required tax withholding."}],"balance_after":17659,"source":{"system":"sec-edgar","filing":"0001235126-18-000013","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512618000013/primary_doc.xml","form_type":"4"}},{"id":4044319,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2018-02-21T21:50:22.000Z","date":"2018-02-17","kind":"tax_withholding","acquired":false,"shares":183,"price":167,"value":30561.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on 2/17/2016 with vesting over three years. Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $167.00 per share to fund the beneficial owner's required tax withholding."}],"balance_after":17846,"source":{"system":"sec-edgar","filing":"0001235126-18-000009","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512618000009/primary_doc.xml","form_type":"4"}},{"id":4068621,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2018-02-09T21:31:03.000Z","date":"2018-02-08","kind":"grant","acquired":true,"shares":2859,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock with vesting over three years."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 116 shares acquired on 10/31/17 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":18029,"source":{"system":"sec-edgar","filing":"0001235126-18-000006","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512618000006/primary_doc.xml","form_type":"4"}},{"id":4308242,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP/Principal Accounting Offic"}}],"security":"Common Stock","published_at":"2017-05-23T20:31:02.000Z","date":"2017-05-23","kind":"sale","acquired":false,"shares":1500,"price":142.0833,"value":213124.95,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Price per share reported is average price.  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Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $146.00 per share to fund the beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 100 shares acquired on 4/28/2017 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisition is exempt under Rule 16-b-3(c) and therefore was not reported at the time of the acquisition."}],"balance_after":16554,"source":{"system":"sec-edgar","filing":"0001235126-17-000023","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000023/primary_doc.xml","form_type":"4"}},{"id":4395081,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2017-03-08T22:06:54.000Z","date":"2017-03-06","kind":"tax_withholding","acquired":false,"shares":42,"price":168.75,"value":7087.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on 3/6/2014 with vesting over three years.  Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $168.75 per share to fund the beneficial owner's required tax withholding."}],"balance_after":17151,"source":{"system":"sec-edgar","filing":"0001235126-17-000016","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000016/primary_doc.xml","form_type":"4"}},{"id":4417916,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2017-02-28T22:23:06.000Z","date":"2017-02-25","kind":"tax_withholding","acquired":false,"shares":83,"price":173.55,"value":14404.65,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on 2/25/15 with vesting over three years.  Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $173.55 per share to fund the beneficial owner's required tax withholding."}],"balance_after":17193,"source":{"system":"sec-edgar","filing":"0001235126-17-000010","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000010/primary_doc.xml","form_type":"4"}},{"id":4431669,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2017-02-22T20:57:54.000Z","date":"2017-02-21","kind":"grant","acquired":true,"shares":2300,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Grant of restricted stock with vesting over three years."}],"balance_after":17276,"source":{"system":"sec-edgar","filing":"0001235126-17-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000002/primary_doc.xml","form_type":"4"}},{"id":4431668,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2017-02-22T20:57:54.000Z","date":"2017-02-17","kind":"tax_withholding","acquired":false,"shares":234,"price":171.4,"value":40107.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on 2/17/16 with vesting over three years.  Upon vesting, beneficial owner returned to Company a portion of the vested shares for tax withholding purposes."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares of restricted stock effectively repurchased by Company at $171.40 per share to fund the beneficial owner's required tax withholding."}],"balance_after":14976,"source":{"system":"sec-edgar","filing":"0001235126-17-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000002/primary_doc.xml","form_type":"4"}},{"id":4493091,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2017-01-11T15:52:28.000Z","date":"2016-12-29","kind":"gift","acquired":false,"shares":200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Charitable gift."}],"balance_after":15210,"source":{"system":"sec-edgar","filing":"0001235126-17-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512617000001/primary_doc.xml","form_type":"4"}},{"id":4562156,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":32846,"kind":"person","name":"Anderson Gregory Clark","position":1,"cik":"0001632467","reported_name":"Anderson Gregory Clark","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2016-11-09T21:29:47.000Z","date":"2016-11-07","kind":"grant","acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock with vesting as follows: 25% vesting on each of May 7, 2017, 2018, 2019 and 2020."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 83 shares acquired on 4/29/16 and 71 shares acquired on 10/31/16 by beneficial owner pursuant to issuer's Employee Stock Purchase Plan, which acquisitions are exempt under Rule 16-b-3(c) and therefore were not reported at the times of the acquisitions."}],"balance_after":15410,"source":{"system":"sec-edgar","filing":"0001235126-16-000061","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512616000061/primary_doc.xml","form_type":"4"}}]}