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STOCK-BASED COMPENSATION (Tables) | 12 Months Ended
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Sep. 30, 2021
STOCK-BASED COMPENSATION |
Schedule of weighted-average assumptions used to compute the fair value of the options granted | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | ​ | 2020 | ​
Risk-free interest rate |  | 0.93 | % | ​ | 1.36 | %
Dividend yield |  | — | % | ​ | — | %
Volatility of the expected market price of the Company’s common shares |  | 70.30 | % | ​ | 76.56 | %
Expected life of the options (years) |  | 5.95 | ​ | ​ | 5.95 | ​
​
Schedule of stock option activity | A summary of the Company’s stock option activity for all options and related information for the year ended September 30, 2021, is as follows (in thousands except for share prices): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ | Weighted- | ​ | ​
​ | ​ | ​ | ​ | Weighted- |  | Average |  | ​
​ | ​ | ​ | ​ | Average | ​ | Remaining | ​ | Aggregate
​ | ​ | Options | ​ | Exercise | ​ | Contractual | ​ | Intrinsic
​ | ​ | (shares) | ​ | Price | ​ | Life | ​ | Value
Outstanding - October 1, 2020 |  | 712 | ​ | $ | 2.21 | ​ | ​ | 7.59 | ​ | $ | 1,939
Granted |  | 337 | ​ | $ | 22.55 | ​ | ​ | ​ | ​ | ​ | ​
Exercised |  | (134) | ​ | $ | 1.83 | ​ | ​ | ​ | ​ | ​ | ​
Forfeited |  | (74) | ​ | $ | 9.98 | ​ | ​ | ​ | ​ | ​ | ​
Expired | ​ | (9) | ​ | $ | 1.98 | ​ | ​ | ​ | ​ | ​ | ​
Outstanding - September 30, 2021 |  | 831 | ​ | $ | 9.82 | ​ | ​ | 7.80 | ​ | $ | 17,058
Exercisable at September 30, 2021 |  | 356 | ​ | $ | 2.00 | ​ | ​ | 6.29 | ​ | $ | 10,075
​
Schedule of restricted share activity | ​
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ |  | Weighted-
​ | ​ | ​ | ​ | Average
​ |  | Restricted | ​ | Grant Date
​ | ​ | Shares | ​ | Fair Value
Outstanding – September 30, 2020 |  | 128 | ​ | $ | 3.88
Granted |  | 150 | ​ | $ | 10.50
Vested | ​ | (20) | ​ | $ | 1.99
Forfeited |  | (21) | ​ | $ | 6.80
Outstanding – September 30, 2021 |  | 237 | ​ | $ | 7.96

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + 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 (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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