CONDENSED CONSOLIDATED INTERIM STATEMENTS OF CHANGES IN SHAREHOLDERS EQUITY - USD ($) $ in Thousands	Common Shares	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss	Total
Balance at Dec. 31, 2020		$ 84,865	$ 12,653	$ (5,884)	$ (1,171)	$ 90,538
Balance (in shares) at Dec. 31, 2020	74,713,356
Balance at Dec. 31, 2020	$ 75
Stock-based compensation		346				346
Stock options exercised - settled in cash		263				$ 263
Stock options exercised - settled in cash (in shares)	217,718					217,719
Common stock issued for vested restricted stock units (in shares)	2,614
Dividends declared			(1,489)			$ (1,489)
Surrender of stock for taxes due on vesting		(205)				(205)
Surrender of stock for taxes due on vesting (in shares)	(65,366)
Net income loss			3,810			3,810
Balance at Jun. 30, 2021		85,269	14,974	(5,884)	(1,171)	93,263
Balance (in shares) at Jun. 30, 2021	74,868,322
Balance at Jun. 30, 2021	$ 75
Balance at Mar. 31, 2021		84,966	14,436	(5,884)	(1,171)	92,422
Balance (in shares) at Mar. 31, 2021	74,775,604
Balance at Mar. 31, 2021	$ 75
Stock-based compensation		205				$ 205
Stock options exercised - settled in cash (in shares)						92,719
Dividends declared			(745)			$ (745)
Net income loss			1,283			1,283
Balance at Jun. 30, 2021		85,269	14,974	(5,884)	(1,171)	93,263
Balance (in shares) at Jun. 30, 2021	74,868,322
Balance at Jun. 30, 2021	$ 75
Balance at Dec. 31, 2021		110,153	17,563	(5,884)	(1,171)	120,750
Balance (in shares) at Dec. 31, 2021	88,675,172
Balance at Dec. 31, 2021	$ 89					89
Stock-based compensation		667				667
Stock options exercised - settled in cash		(331)				$ (331)
Stock options exercised - settled in cash (in shares)						355,000
Common stock issued for vested restricted stock units (in shares)	38,503
Dividends declared			(1,767)			$ (1,767)
Surrender of stock for taxes due on vesting		(9)				(9)
Surrender of stock for taxes due on vesting (in shares)	(4,585)
Net income loss			6,692			6,692
Balance at Jun. 30, 2022		110,480	22,488	(5,884)	(1,171)	126,002
Balance (in shares) at Jun. 30, 2022	88,709,090
Balance at Jun. 30, 2022	$ 89					89
Balance at Mar. 31, 2022		109,982	20,699	(5,884)	(1,171)	123,715
Balance (in shares) at Mar. 31, 2022	88,675,172
Balance at Mar. 31, 2022	$ 89
Stock-based compensation		507				$ 507
Stock options exercised - settled in cash (in shares)						0
Common stock issued for vested restricted stock units (in shares)	38,503
Dividends declared			(884)			$ (884)
Surrender of stock for taxes due on vesting		(9)				(9)
Surrender of stock for taxes due on vesting (in shares)	(4,585)
Net income loss			2,673			2,673
Balance at Jun. 30, 2022		$ 110,480	$ 22,488	$ (5,884)	$ (1,171)	126,002
Balance (in shares) at Jun. 30, 2022	88,709,090
Balance at Jun. 30, 2022	$ 89					$ 89