INCOME TAXES - ADDITIONAL INFORMATION (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ (3,573)	$ 239	$ (1,446)
Deferred income tax benefit	(4,464)	(1,541)	(1,805)
Current income tax expense (benefit)	891	1,780	359
Deferred tax assets, subject to expiration	61
Valuation allowance, deferred tax asset, increase (decrease), amount	3,600
Deferred tax assets, operating loss carryforwards	5,700
Deferred tax assets, valuation allowance	2,788	6,409
Cash paid for income taxes	2,400	993	128
Unrecognized tax benefits	893	808	0
Unrecognized tax benefits, income tax penalties and interest expense	18
Undistributed earnings of foreign subsisdiaries	3,400
Foreign earnings repatriated	167
Tax Years 2018 Through 2022
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	400
Tax Years 2024 Through 2025
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	5,470
Tax Year 2027 and later
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	500
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Deferred income tax benefit	(5,200)	600	(1,900)
Operating loss carryforwards	7,000
Deferred tax assets, operating loss carryforwards, not subject to expiration	700
Domestic Tax Authority | Research Tax Credit Carryforward
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	1,300
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Deferred income tax benefit	700	$ (2,200)	$ 100
Operating loss carryforwards	64
Deferred tax assets, operating loss carryforwards, not subject to expiration	$ 9,400