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STOCK COMPENSATION - Effects to Net Income (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Share-Based Payment Arrangement [Abstract] |  |  |
Tax effects of employee's stock-based compensation expense recognized income | $ 2,181 | $ 1,562 | $ 2,567
Total employee stock-based compensation expense recognized in income, net of tax effects of $2,181, $1,562, and $2,567, respectively | $ 7,824 | $ 5,290 | $ 7,656

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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