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Stock Award Plans - Nonvested Stock Options (Details) - $ / shares | 12 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2019
Options Outstanding |  |  |
Outstanding at beginning of period (in shares) | 1,210,689 | 293,167 | 0
Granted (in shares) | 0 | 1,043,349 | 356,343
Vested (in shares) | 0 | 0 | 0
Forfeited (in shares) | (179,555) | (125,827) | (63,176)
Outstanding at end of period (in shares) | 1,031,134 | 1,210,689 | 293,167
Weighted Average Grant Date Fair Value |  |  |
Outstanding at beginning of period (in dollars per share) | $ 4.38 | $ 5.33 | $ 0
Granted (in dollars per share) | 0 | 4.17 | 5.33
Vested (in dollars per share) | 0 | 0 | 0
Forfeited (in dollars per share) | 4.31 | 4.83 | 5.33
Outstanding at end of period (in dollars per share) | $ 4.39 | $ 4.38 | $ 5.33

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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Number of non-vested options outstanding. + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Number of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
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- Definition Weighted average grant-date fair value of non-vested options outstanding. + References No definition available. + Details
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- Definition Number of options vested. + References No definition available. + Details
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