CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (loss)	Total
Balance at Beginning at Dec. 31, 2019		$ 142,797	$ (14,955)	$ (164)	$ 127,678
Balance at Beginning (in shares) at Dec. 31, 2019	7,940,168
Increase (Decrease) in Stockholders' Equity
Net income			10,030		10,030
Other comprehensive loss, net of tax				1,008	1,008
Share repurchase		(370)			(370)
Share repurchase (in shares)	(22,679)
Settlement of share awards		(170)			(170)
Settlement of share awards (in shares)	21,535
Stock-based compensation		1,241			1,241
Balance at Ending at Jun. 30, 2020		143,498	(4,925)	844	139,417
Balance at Ending (in shares) at Jun. 30, 2020	7,939,024
Balance at Beginning at Mar. 31, 2020		143,081	(13,621)	(757)	128,703
Balance at Beginning (in shares) at Mar. 31, 2020	7,917,489
Increase (Decrease) in Stockholders' Equity
Net income			8,696		8,696
Other comprehensive loss, net of tax				1,601	1,601
Settlement of share awards		(170)			(170)
Settlement of share awards (in shares)	21,535
Stock-based compensation		587			587
Balance at Ending at Jun. 30, 2020		143,498	(4,925)	844	139,417
Balance at Ending (in shares) at Jun. 30, 2020	7,939,024
Balance at Beginning at Dec. 31, 2020		144,703	9,579	680	154,962
Balance at Beginning (in shares) at Dec. 31, 2020	7,951,773
Increase (Decrease) in Stockholders' Equity
Net income			12,276		12,276
Other comprehensive loss, net of tax				(171)	(171)
Settlement of share awards		(406)			(406)
Settlement of share awards (in shares)	43,059
Stock-based compensation		1,325			1,325
Balance at Ending at Jun. 30, 2021		145,622	21,855	509	167,986
Balance at Ending (in shares) at Jun. 30, 2021	7,994,832
Balance at Beginning at Mar. 31, 2021		145,282	15,578	579	161,439
Balance at Beginning (in shares) at Mar. 31, 2021	7,957,900
Increase (Decrease) in Stockholders' Equity
Net income			6,277		6,277
Other comprehensive loss, net of tax				(70)	(70)
Settlement of share awards		(372)			(372)
Settlement of share awards (in shares)	36,932
Stock-based compensation		712			712
Balance at Ending at Jun. 30, 2021		$ 145,622	$ 21,855	$ 509	$ 167,986
Balance at Ending (in shares) at Jun. 30, 2021	7,994,832