Unaudited Condensed Consolidated Statements of Changes in Stockholders’ Equity - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-in Capital	Accumulated Earnings	Accumulated Earnings Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Non-Controlling Interest
Beginning balance (in shares) at Dec. 31, 2018			72,378,710
Beginning balance at Dec. 31, 2018	$ 215,606		$ 723	$ 5,783	$ 228,742		$ (23,789)	$ 4,147
Changes in Stockholders’ Equity
Share-based compensation recognized	3,279			3,279
Repurchase of common stock (in shares)			(618,573)
Repurchase of common stock	(17,486)		$ (6)	(3,129)	(14,351)
Restricted stock units delivered (in shares)			507,308
Restricted stock units delivered, net of cashless	(5,928)		$ 5	(5,933)
Net income	26,734				26,644			90
Cash dividends declared on common stock, $0.05 per share	(3,617)				(3,617)
Other comprehensive income (loss)	(2,090)						(2,090)
Ending balance (in shares) at Mar. 31, 2019			72,267,445
Ending balance at Mar. 31, 2019	216,498		$ 722	0	237,418		(25,879)	4,237
Beginning balance (in shares) at Dec. 31, 2018			72,378,710
Beginning balance at Dec. 31, 2018	215,606		$ 723	5,783	228,742		(23,789)	4,147
Changes in Stockholders’ Equity
Net income	78,657
Ending balance (in shares) at Sep. 30, 2019			71,947,563
Ending balance at Sep. 30, 2019	249,256		$ 719	3,058	274,518		(33,094)	4,055
Beginning balance (in shares) at Mar. 31, 2019			72,267,445
Beginning balance at Mar. 31, 2019	216,498		$ 722	0	237,418		(25,879)	4,237
Changes in Stockholders’ Equity
Share-based compensation recognized	3,436			3,436
Repurchase of common stock (in shares)			(368,293)
Repurchase of common stock	(10,710)		$ (4)	(3,201)	(7,505)
Restricted stock units delivered (in shares)			38,364
Restricted stock units delivered, net of cashless	(234)		$ 1	(235)
Net income	27,137				27,058			79
Cash dividends declared on common stock, $0.05 per share	(3,610)				(3,610)
Other comprehensive income (loss)	(3,717)						(3,717)
Ending balance (in shares) at Jun. 30, 2019			71,937,516
Ending balance at Jun. 30, 2019	228,800		$ 719	0	253,361		(29,596)	4,316
Changes in Stockholders’ Equity
Share-based compensation recognized	3,453			3,453
Repurchase of common stock (in shares)			(8,120)
Repurchase of common stock	(253)			(253)
Restricted stock units delivered (in shares)			18,167
Restricted stock units delivered, net of cashless	(142)			(142)
Net income	24,786				24,754			32
Cash dividends declared on common stock, $0.05 per share	(3,597)				(3,597)
Other comprehensive income (loss)	(3,791)						(3,498)	(293)
Ending balance (in shares) at Sep. 30, 2019			71,947,563
Ending balance at Sep. 30, 2019	$ 249,256		$ 719	3,058	274,518		(33,094)	4,055
Beginning balance (in shares) at Dec. 31, 2019	72,000,261		72,000,261
Beginning balance at Dec. 31, 2019	$ 271,623	$ (74)	$ 720	0	296,476	$ (74)	(30,009)	4,436
Changes in Stockholders’ Equity
Share-based compensation recognized	3,483			3,483
Repurchase of common stock (in shares)			(336,022)
Repurchase of common stock	(7,300)		$ (3)	(775)	(6,522)
Restricted stock units delivered (in shares)			201,066
Restricted stock units delivered, net of cashless	(2,706)		$ 2	(2,708)
Net income	22,275				22,211			64
Cash dividends declared on common stock, $0.05 per share	(3,600)				(3,600)
Other comprehensive income (loss)	(21,017)						(20,164)	(853)
Ending balance (in shares) at Mar. 31, 2020			71,865,305
Ending balance at Mar. 31, 2020	$ 262,684		$ 719	0	308,491		(50,173)	3,647
Beginning balance (in shares) at Dec. 31, 2019	72,000,261		72,000,261
Beginning balance at Dec. 31, 2019	$ 271,623	$ (74)	$ 720	0	296,476	$ (74)	(30,009)	4,436
Changes in Stockholders’ Equity
Net income	$ 72,481
Ending balance (in shares) at Sep. 30, 2020	71,906,983		71,906,245
Ending balance at Sep. 30, 2020	$ 310,208		$ 719	6,552	351,252		(52,386)	4,071
Beginning balance (in shares) at Mar. 31, 2020			71,865,305
Beginning balance at Mar. 31, 2020	262,684		$ 719	0	308,491		(50,173)	3,647
Changes in Stockholders’ Equity
Share-based compensation recognized	3,639			3,639
Restricted stock units delivered (in shares)			2,445
Restricted stock units delivered, net of cashless	(71)			(71)
Net income	15,625				15,484			141
Cash dividends declared on common stock, $0.05 per share	(3,593)				(3,593)
Other comprehensive income (loss)	684						389	295
Ending balance (in shares) at Jun. 30, 2020			71,862,860
Ending balance at Jun. 30, 2020	278,968		$ 719	3,568	320,382		(49,784)	4,083
Changes in Stockholders’ Equity
Share-based compensation recognized	3,663			3,663
Restricted stock units delivered (in shares)			43,385
Restricted stock units delivered, net of cashless	(679)		$ 0	(679)
Net income	34,581				34,463			118
Cash dividends declared on common stock, $0.05 per share	(3,593)				(3,593)
Other comprehensive income (loss)	$ (2,732)						(2,602)	(130)
Ending balance (in shares) at Sep. 30, 2020	71,906,983		71,906,245
Ending balance at Sep. 30, 2020	$ 310,208		$ 719	$ 6,552	$ 351,252		$ (52,386)	$ 4,071