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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 $56.41 per share to fund beneficial owner's required tax withholding."}],"balance_after":120042,"source":{"system":"sec-edgar","filing":"0001235126-24-000045","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512624000045/primary_doc.xml","form_type":"4"}},{"id":1394605,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":87124,"kind":"person","name":"DeAngelo Scott Wayne","position":1,"cik":"0001801941","reported_name":"DeAngelo Scott Wayne","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CMO"}}],"security":"Common Stock","published_at":"2024-10-02T18:53:03.000Z","date":"2024-09-30","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":51057,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Pursuant to beneficial owner's Separation Agreement with Company, all shares of restricted stock previously granted to beneficial owner and which have not yet vested were forfeited."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Forfeiture of unvested restricted shares pursuant to beneficial owner's Separation Agreement."}],"balance_after":4138,"source":{"system":"sec-edgar","filing":"0001235126-24-000051","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1801941/000123512624000051/primary_doc.xml","form_type":"4"}},{"id":1394861,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":74965,"kind":"person","name":"Richins Micah John","position":1,"cik":"0002010479","reported_name":"Richins Micah John","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President, Sunseeker Resorts"}}],"security":"Common Stock","published_at":"2024-10-02T17:31:04.000Z","date":"2024-09-23","kind":"grant","planned":false,"acquired":true,"shares":8743,"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":20274,"source":{"system":"sec-edgar","filing":"0001235126-24-000047","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2010479/000123512624000047/primary_doc.xml","form_type":"4"}},{"id":1415868,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":87124,"kind":"person","name":"DeAngelo Scott Wayne","position":1,"cik":"0001801941","reported_name":"DeAngelo Scott Wayne","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CMO"}}],"security":"Common Stock","published_at":"2024-09-04T17:51:29.000Z","date":"2024-09-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1917,"price":42.08,"value":80667.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock with vesting over time. 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 $42.08 per share to fund beneficial owner's required tax withholding."}],"balance_after":55195,"source":{"system":"sec-edgar","filing":"0001235126-24-000043","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1801941/000123512624000043/primary_doc.xml","form_type":"4"}},{"id":1420786,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":76597,"kind":"person","name":"ELLMER GARY","position":1,"cik":"0001424432","reported_name":"ELLMER GARY","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-08-28T17:23:04.000Z","date":"2024-08-26","kind":"sale","planned":false,"acquired":false,"shares":1000,"price":45,"value":45000.0,"ownership":{"direct":true},"balance_after":7490,"source":{"system":"sec-edgar","filing":"0001235126-24-000042","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1424432/000123512624000042/primary_doc.xml","form_type":"4"}},{"id":1428942,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":80955,"kind":"person","name":"Wilper Keny Frank","position":1,"cik":"0001964529","reported_name":"Wilper Keny Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO"}}],"security":"Common Stock","published_at":"2024-08-19T16:14:20.000Z","date":"2024-08-19","kind":"sale","planned":false,"acquired":false,"shares":403,"price":39.17,"value":15785.51,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sale made pursuant to a 10b5-1 trading plan."}],"balance_after":9759,"source":{"system":"sec-edgar","filing":"0001235126-24-000041","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000041/primary_doc.xml","form_type":"4"}},{"id":1439460,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":25774,"kind":"person","name":"Aretos Rebecca","position":1,"cik":"0001845661","reported_name":"Aretos Rebecca","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Principal Accounting Officer"}}],"security":"Common Stock","published_at":"2024-08-06T22:13:15.000Z","date":"2024-08-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":143,"price":43.66,"value":6243.38,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on August 4, 2023 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 $43.66 per share to fund beneficial owner's required tax withholding."}],"balance_after":7495,"source":{"system":"sec-edgar","filing":"0001235126-24-000040","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000040/primary_doc.xml","form_type":"4"}},{"id":1439459,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":25773,"kind":"person","name":"Wells Drew Allen","position":1,"cik":"0001975499","reported_name":"Wells Drew Allen","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Revenue Officer"}}],"security":"Common Stock","published_at":"2024-08-06T22:06:59.000Z","date":"2024-08-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":260,"price":43.66,"value":11351.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on August 4, 2023 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 $43.66 per share to fund beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 181 shares of restricted stock acquired on April 30, 2024 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":17987,"source":{"system":"sec-edgar","filing":"0001235126-24-000039","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000039/primary_doc.xml","form_type":"4"}},{"id":1439458,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":80955,"kind":"person","name":"Wilper Keny Frank","position":1,"cik":"0001964529","reported_name":"Wilper Keny Frank","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO"}}],"security":"Common Stock","published_at":"2024-08-06T22:00:31.000Z","date":"2024-08-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":260,"price":43.66,"value":11351.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on August 4, 2023 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 $43.66 to fund beneficial owner's required tax withholding."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes 26 shares of restricted stock acquired on April 30, 2024 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 fo the acquisition."}],"balance_after":10162,"source":{"system":"sec-edgar","filing":"0001235126-24-000038","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000038/primary_doc.xml","form_type":"4"}},{"id":1439457,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":25771,"kind":"person","name":"Neal Robert James","position":1,"cik":"0001964741","reported_name":"Neal Robert James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Common Stock","published_at":"2024-08-06T21:53:39.000Z","date":"2024-08-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":260,"price":43.66,"value":11351.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on August 4, 2023 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 $43.66 per share to fund beneficial owner's required tax withholding."}],"balance_after":19135,"source":{"system":"sec-edgar","filing":"0001235126-24-000037","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000037/primary_doc.xml","form_type":"4"}},{"id":1442863,"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":"President"}}],"security":"Common Stock","published_at":"2024-08-02T20:45:52.000Z","date":"2024-08-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":3561,"price":49.83,"value":177444.63,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted shares of restricted stock on August 1, 2021 and August 1, 2022 with vesting over time. 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 Compay at $49.83 per share to fund beneficial owner's required tax withholding."}],"balance_after":125132,"source":{"system":"sec-edgar","filing":"0001235126-24-000034","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1632467/000123512624000034/primary_doc.xml","form_type":"4"}},{"id":1451870,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":87124,"kind":"person","name":"DeAngelo Scott Wayne","position":1,"cik":"0001801941","reported_name":"DeAngelo Scott Wayne","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CMO"}}],"security":"Common Stock","published_at":"2024-07-18T19:09:00.000Z","date":"2024-07-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":7700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Beneficial owner granted 77,000 shares of restricted stock on April 3, 2023 with vesting over time pursuant to beneficial owner's Amended and Restated Employment Agreement dated August 1, 2022. Of these shares, 21,560 shares have already vested, leaving 55,440 shares unvested.\n\nBeneficial owner entered into a Second Amended and Restated Employment Agreement effective as of July 1, 2024 (the \"2024 Agreement\"). Pursuant to the 2024 Agreement, 7,700 shares of the remaining 55,440 unvested shares shall be cancelled.\n\nThe remaining 47,740 shares shall vest as follows: (i) 7,956 shares on October 1, 2024; (ii) 8,841 shares on April 1, 2025; (iii) 8,841 shares on October 1, 2025; (iv) 8,841 shares on April 1, 2026; (v) 8,841 shares on October 1, 2026; and (vi) the final 4,420 shares on January 1, 2027."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Cancellation of a portion of unvested shares of restricted stock previously granted."}],"balance_after":57112,"source":{"system":"sec-edgar","filing":"0001235126-24-000033","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1801941/000123512624000033/primary_doc.xml","form_type":"4"}},{"id":1459539,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":89179,"kind":"person","name":"WILSON ROBERT PAUL III","position":1,"cik":"0001743195","reported_name":"WILSON ROBERT PAUL III","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and CIO"}}],"security":"Common Stock","published_at":"2024-07-03T16:26:51.000Z","date":"2024-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":19072,"price":49.46,"value":943301.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Pursuant to beneficial owner's Separation Agreement with the Company, a portion of shares of restricted stock previously granted to beneficial owner were forfeited and a portion vested upon his separation. 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 $49.46 per share to fund beneficial owner's required tax withholding."}],"balance_after":49876,"source":{"system":"sec-edgar","filing":"0001235126-24-000032","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1362468/000123512624000032/primary_doc.xml","form_type":"4"}},{"id":1488131,"issuer":{"id":4514,"kind":"organization","name":"Allegiant Travel CO","symbol":"ALGT"},"owners":[{"id":89179,"kind":"person","name":"WILSON ROBERT PAUL III","position":1,"cik":"0001743195","reported_name":"WILSON ROBERT PAUL III","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP and 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