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	(153,127)	(153,127)	(18,741)	(171,868)
Other comprehensive income (loss)									$ 0	0	(3,357)	0	(3,357)	0	(3,357)
Purchases of common stock (in shares)	[1]								(55,273)
Dividends on common stock ($0.13 per share)									$ 0	0	0	(17,797)	(17,797)	0	(17,797)
Transactions with non-controlling interests									$ 0	0	0	0	0	(810)	(810)
Amortized RSUs and other (in shares)									33,657
Amortized RSUs and other									$ 0	5,746	2	(217)	5,531	(1)	5,530
Purchases of common stock (in shares)	[1]								(55,273)
Purchases of common stock	[1]								$ (1)	(750)	0	0	(751)	0	(751)
RSUs vested (in shares)									173,493
RSUs vested									$ 2	0	0	0	2	0	2
Purchases of common stock	[1]								$ (1)	(750)	0	0	(751)	0	(751)
Balances (in shares) at Sep. 30, 2020									45,655,682
Balances at Sep. 30, 2020									$ 457	554,303	(6,000)	422,846	971,606	17,393	988,999
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
Net income (loss)									0	0	0	(91,162)	(91,162)	(7,195)	(98,357)
Other comprehensive income (loss)									$ 0	0	(202)	0	(202)	0	(202)
Purchases of common stock (in shares)	[1]								(1,352)
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	1,549	1,549
Amortized RSUs and other (in shares)									(13)
Amortized RSUs and other									$ (1)	1,290	2	(82)	1,209	0	1,209
Purchases of common stock (in shares)	[1]								(1,352)
Purchases of common stock	[1]								$ 0	(25)	0	0	(25)	0	(25)
RSUs vested (in shares)									5,133
RSUs vested									$ 0	0	0	0	0	0	0
Purchases of common stock	[1]								$ 0	(25)	0	0	(25)	0	(25)
Balances (in shares) at Sep. 30, 2020									45,655,682
Balances at Sep. 30, 2020									$ 457	554,303	(6,000)	422,846	971,606	17,393	988,999
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	23,309	23,309	(462)	22,847
Other comprehensive income (loss)									$ 0	0	1,566	0	1,566	0	1,566
Purchases of common stock (in shares)	[1]								(65,283)
Dividends on common stock ($0.13 per share)									$ 0	0	0	(17,867)	(17,867)	0	(17,867)
Transactions with non-controlling interests									$ 0	0	0	0	0	21,685	21,685
Amortized RSUs and other (in shares)									(815)
Amortized RSUs and other									$ 0	5,318	1	(203)	5,116	0	5,116
Purchases of common stock (in shares)	[1]								(65,283)
Purchases of common stock	[1]								$ (1)	(2,602)	0	0	(2,603)	0	(2,603)
RSUs vested (in shares)									223,966
RSUs vested									$ 2	(2)	0	0	0	0	0
Purchases of common stock	[1]								$ (1)	(2,602)	0	0	(2,603)	0	(2,603)
Balances (in shares) at Sep. 30, 2021									45,826,409
Balances at Sep. 30, 2021									$ 458	558,121	(3,468)	430,074	985,185	37,169	1,022,354
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
Net income (loss)									0	0	0	35,043	35,043	(2,620)	32,423
Other comprehensive income (loss)									$ 0	0	(717)	0	(717)	0	(717)
Purchases of common stock (in shares)	[1]								(2,683)
Purchases of common stock	[1]								$ 0	(105)	0	0	(105)	0	(105)
Restricted stock units (“RSUs”) vested (in shares)									10,399
Restricted stock units (“RSUs”) vested									$ 0	0	0	0	0	0	0
Dividends on common stock ($0.13 per share)									0	0	0	(5,958)	(5,958)	0	(5,958)
Transactions with non-controlling interests									$ 0	0	0	0	0	6,931	6,931
Amortized RSUs and other (in shares)									(26)
Amortized RSUs and other									$ 0	1,611	(1)	(72)	1,538	0	1,538
Purchases of common stock (in shares)	[1]								(2,683)
Balances (in shares) at Sep. 30, 2021									45,826,409
Balances at Sep. 30, 2021									$ 458	$ 558,121	$ (3,468)	$ 430,074	$ 985,185	$ 37,169	$ 1,022,354

[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.