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The terms of the restricted stock grant are described in footnote 2 below."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes (a) 231 shares of unvested restricted stock granted on 03/31/2019, all of which will vest on 3/31/2021, (b) 2,130 shares of unvested restricted stock granted on 2/1/2020, which will vest in two equal installments on 3/31/2021 and 3/31/2022, and (c) 4,416 shares of unvested restricted stock granted on 2/1/2021, 1,457 shares of which will vest on each of 3/31/2021 and 3/31/2022 and the remaining 1,501 shares will vest on 3/31/2023. 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The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes (a) 231 shares of unvested restricted stock granted on 03/31/2019, all of which will vest on 3/31/2021, (b) 2,130 shares of unvested restricted stock granted on 2/1/2020, which will vest in two equal installments on 3/31/2021 and 3/31/2022, and (c) 4,416 shares of unvested restricted stock granted on 2/1/2021, 1,457 shares of which will vest on each of 3/31/2021 and 3/31/2022 and the remaining 1,501 shares will vest on 3/31/2023. 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The reported shares of unvested restricted stock are subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant."}],"balance_after":1731,"source":{"system":"sec-edgar","filing":"0001437749-19-019632","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1624322/000143774919019632/rdgdoc.xml","form_type":"4"}},{"id":3397931,"issuer":{"id":4961,"kind":"organization","name":"Business First Bancshares, Inc."},"owners":[{"id":136006,"kind":"person","name":"ROBERTSON ALICIA","position":1,"cik":"0001734772","reported_name":"ROBERTSON ALICIA","relationship":{"officer":true,"officer_title":"EVP, Business First Bank"}}],"security":"COMMON STOCK","published_at":"2019-10-03T21:38:25.000Z","date":"2019-03-31","kind":"grant","acquired":true,"shares":678,"price":23.74,"value":16095.72,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Reflects the grant of 678 shares of restricted stock to reporting person, 223 of which vested upon the grant date. The terms of the restricted stock grant are described in footnote 2 below."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes (a) 265 shares of unvested restricted stock granted on 03/31/2018 and (b) 455 shares of unvested restricted stock granted on 03/31/2019, in each case subject to vesting in three equal installments over a period of two years beginning on the grant date and subject to the terms of the relevant restricted stock grant. 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The reported shares of unvested stock are subject to forfeiture upon the occurrence of certain events specified in the restricted stock grant."}],"balance_after":1259,"source":{"system":"sec-edgar","filing":"0001437749-18-012016","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1624322/000143774918012016/rdgdoc.xml","form_type":"4"}}]}