CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Gain (Loss)	Total
Balances at Dec. 31, 2020	$ 114	$ 151,249	$ 129,959	$ (2,789)	$ 278,533
Balance (shares) at Dec. 31, 2020	11,405,468
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock to non-employee directors		200			200
Issuance of common stock to non-employee directors (shares)	5,260
Dividends paid ($0.72)			(8,216)		(8,216)
Foreign currency translation gain (loss)				(2,156)	(2,156)
Net income			16,255		16,255
Balances at Dec. 31, 2021	$ 114	151,449	137,998	(4,945)	284,616
Balance (shares) at Dec. 31, 2021	11,410,728
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock to non-employee directors		200			200
Issuance of common stock to non-employee directors (shares)	5,988
Stock-based compensation on nonvested restricted stock units		743			743
Dividends paid ($0.72)			(8,220)		(8,220)
Foreign currency translation gain (loss)				(4,228)	(4,228)
Net income			20,346		20,346
Balances at Dec. 31, 2022	$ 114	152,392	150,124	(9,173)	293,457
Balance (shares) at Dec. 31, 2022	11,416,716
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock to non-employee directors		123			123
Issuance of common stock to non-employee directors (shares)	4,604
Stock-based compensation on nonvested restricted stock units		1,273			1,273
Shares withheld related to net share settlement	$ 24,320	(214)			(214)
Dividends paid ($0.72)			(8,250)		(8,250)
Foreign currency translation gain (loss)				3,240	3,240
Net income			58,291		58,291
Balances at Dec. 31, 2023	$ 114	$ 153,574	$ 200,165	$ (5,933)	$ 347,920
Balance (shares) at Dec. 31, 2023	11,445,640