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STOCK-BASED COMPENSATION - Warrants activity (Details) - Warrants - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Number of warrants |  |  |
Balance at beginning of the period (In shares) | 81,053 | 424,708 |
Exercised/Settled | (38,880) | (321,467) |
Forfeited/Expired | (12,000) | (22,188) |
Balance at end of the period (In shares) | 30,173 | 81,053 | 424,708
Weighted Average Exercise Price |  |  |
Balance at beginning of the period (in dollars per share) | $ 6.25 | $ 5.31 |
Exercised (in dollars per share) | 6.25 | 4.77 |
Forfeited/Expired (in dollars per share) | 6.25 | 9.59 |
Balance at end of the period (in dollars per share) | $ 6.25 | $ 6.25 | $ 5.31
Weighted Average Remaining Term |  |  |
Outstanding (In years) | 8 months 15 days | 11 months 8 days | 9 months 25 days
Intrinsic Value of Warrants |  |  |
Balance at beginning of the period (In dollars) | $ 1,587,000 | $ 189,000 |
Balance at end of the period (In dollars) | $ 23,000 | $ 1,587,000 | $ 189,000

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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, which were exercised during the reporting period. + References No definition available. + Details
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- Definition The weighted average fair value as of date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee exercised the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References No definition available. + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + 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 (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + 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 (c)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + 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 (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + 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 (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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