Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands		Cumulative Effect, Period of Adoption, Adjustment [Member] Common Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Additional Paid-in Capital [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] AOCI Attributable to Parent [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Parent [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Noncontrolling Interest [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balances (in shares) at Dec. 31, 2019									45,503,805
Balances (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2019		$ 0	$ 0	$ 0	$ (366)	$ (366)	$ 0	$ (366)
Balances at Dec. 31, 2019									$ 456	$ 549,307	$ (2,645)	$ 594,353	$ 1,141,471	$ 36,945	$ 1,178,416
Net income (loss)									0	0	0	(61,965)	(61,965)	(11,546)	(73,511)
Other comprehensive income (loss)									$ 0	0	(3,155)	0	(3,155)	0	(3,155)
Purchases of common stock (in shares)	[1]								(53,921)
Dividends on common stock ($0.13 per share)									$ 0	0	0	(11,862)	(11,862)	0	(11,862)
Transactions with non-controlling interests									$ 0	0	0	0	0	(2,360)	(2,360)
Amortized RSUs and other (in shares)									33,670
Amortized RSUs and other									$ 0	4,460	0	(135)	4,325	0	4,325
Purchases of common stock (in shares)	[1]								(53,921)
Purchases of common stock	[1]								$ 0	(727)	0	0	(727)	0	(727)
RSUs vested (in shares)									168,360
RSUs vested									$ 2	(2)	0	0	0	0	0
Purchases of common stock	[1]								$ 0	(727)	0	0	(727)	0	(727)
Balances (in shares) at Jun. 30, 2020									45,651,914
Balances at Jun. 30, 2020									$ 458	553,038	(5,800)	520,025	1,067,721	23,039	1,090,760
Balances (in shares) at Mar. 31, 2020									45,592,292
Balances at Mar. 31, 2020									$ 457	551,189	(6,538)	522,639	1,067,747	32,057	1,099,804
Net income (loss)									0	0	0	3,405	3,405	(4,378)	(973)
Other comprehensive income (loss)									$ 0	0	738	0	738	0	738
Purchases of common stock (in shares)	[1]								(4,211)
Dividends on common stock ($0.13 per share)									$ 0	0	0	(5,935)	(5,935)	0	(5,935)
Transactions with non-controlling interests									$ 0	0	0	0	0	(4,640)	(4,640)
Amortized RSUs and other (in shares)									34,528
Amortized RSUs and other									$ 0	1,923	0	(84)	1,839	0	1,839
Purchases of common stock (in shares)	[1]								(4,211)
Purchases of common stock	[1]								$ 0	(73)	0	0	(73)	0	(73)
RSUs vested (in shares)									29,305
RSUs vested									$ 1	(1)	0	0	0	0	0
Purchases of common stock	[1]								$ 0	(73)	0	0	(73)	0	(73)
Balances (in shares) at Jun. 30, 2020									45,651,914
Balances at Jun. 30, 2020									$ 458	553,038	(5,800)	520,025	1,067,721	23,039	1,090,760
Balances (in shares) at Dec. 31, 2020									45,668,541
Balances at Dec. 31, 2020									$ 457	555,407	(5,035)	424,835	975,664	15,946	991,610
Net income (loss)									0	0	0	(11,734)	(11,734)	2,158	(9,576)
Other comprehensive income (loss)									$ 0	0	2,283	0	2,283	0	2,283
Purchases of common stock (in shares)	[1]								(62,600)
Dividends on common stock ($0.13 per share)									$ 0	0	0	(11,909)	(11,909)	0	(11,909)
Transactions with non-controlling interests									$ 0	0	0	0	0	14,754	14,754
Amortized RSUs and other (in shares)									(789)
Amortized RSUs and other									$ 0	3,707	2	(131)	3,578	0	3,578
Purchases of common stock (in shares)	[1]								(62,600)
Purchases of common stock	[1]								$ (1)	(2,497)	0	0	(2,498)	0	(2,498)
RSUs vested (in shares)									213,567
RSUs vested									$ 2	(2)	0	0	0	0	0
Purchases of common stock	[1]								$ (1)	(2,497)	0	0	(2,498)	0	(2,498)
Balances (in shares) at Jun. 30, 2021									45,818,719
Balances at Jun. 30, 2021									$ 458	556,615	(2,750)	401,061	955,384	32,858	988,242
Balances (in shares) at Mar. 31, 2021									45,791,712
Balances at Mar. 31, 2021									$ 458	554,186	(3,714)	352,610	903,540	27,655	931,195
Net income (loss)									0	0	0	54,461	54,461	1,286	55,747
Other comprehensive income (loss)									$ 0	0	964	0	964	0	964
Purchases of common stock (in shares)	[1]								(4,982)
Purchases of common stock	[1]								$ 0	(199)	0	0	(199)	0	(199)
Restricted stock units (“RSUs”) vested (in shares)									31,992
Restricted stock units (“RSUs”) vested									$ 0	0	0	0	0	0	0
Dividends on common stock ($0.13 per share)									0	0	0	(5,956)	(5,956)	0	(5,956)
Transactions with non-controlling interests									$ 0	0	0	0	0	3,917	3,917
Amortized RSUs and other (in shares)									(3)
Amortized RSUs and other									$ 0	2,628	0	(54)	2,574	0	2,574
Purchases of common stock (in shares)	[1]								(4,982)
Balances (in shares) at Jun. 30, 2021									45,818,719
Balances at Jun. 30, 2021									$ 458	$ 556,615	$ (2,750)	$ 401,061	$ 955,384	$ 32,858	$ 988,242

[1] On June 2, 2021, the Company's stockholders approved the 2021 Equity Incentive Plan, which replaced the Amended and Restated 2012 Equity Incentive Plan. This amount represents shares purchased in connection with employee tax withholding for RSUs vested under our 2012 and 2021 Equity Incentive Plans.