Consolidated Statement of Stockholders' Equity and Mezzanine Equity - USD ($) $ in Thousands	Stockholders' Equity of the Company Common Stock [Member]	Stockholders' Equity of the Company Treasury Stock [Member]	Stockholders' Equity of the Company Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss)	Stockholders' Equity of the Company Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Common stock beginning balance, share at Dec. 31, 2019	46,489,000
Beginning balance, value at Dec. 31, 2019	$ 465	$ (605,314)	$ 356,409	$ (106,234)	$ 773,218	$ 13,186	$ 431,730
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)					74,225	6,381	80,606
Dividends to shareholders					(34,537)		(34,537)
Dividends distributed to noncontrolling interest						(6,740)	(6,740)
Foreign currency translation adjustments				9,910		(65)	9,845
Derivatives valuation, net of tax				(84)			(84)
Vesting of restricted stock units, share	246,000
Vesting of restricted stock units, value	$ 3	4,060	(8,519)				(4,456)
Equity-based compensation expense			9,471				9,471
Other, net of tax.				376			376
Common stock ending balance, share at Sep. 30, 2020	46,735,000
Ending balance, value at Sep. 30, 2020	$ 468	(601,254)	357,361	(96,032)	812,906	12,762	486,211
Temporary Equity, Beginning Balance at Dec. 31, 2019							48,923
Increase (Decrease) in Temporary Equity [Roll Forward]
Temporary Equity, Net Income							1,760
Acquisition of noncontrolling interest							3,849
Temporary equity distributions.							(1,528)
Temporary Equity, Ending Balance at Sep. 30, 2020							53,004
Common stock beginning balance, share at Jun. 30, 2020	46,682,000
Beginning balance, value at Jun. 30, 2020	$ 467	(602,117)	355,968	(128,528)	810,234	11,903	447,927
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)					21,366	2,501	23,867
Dividends to shareholders					(18,694)		(18,694)
Dividends distributed to noncontrolling interest						(1,890)	(1,890)
Foreign currency translation adjustments				28,431		248	28,679
Derivatives valuation, net of tax				3,935			3,935
Vesting of restricted stock units, share	53,000
Vesting of restricted stock units, value	$ 1	863	(2,102)				(1,238)
Equity-based compensation expense			3,495				3,495
Other, net of tax.				130			130
Common stock ending balance, share at Sep. 30, 2020	46,735,000
Ending balance, value at Sep. 30, 2020	$ 468	(601,254)	357,361	(96,032)	812,906	12,762	486,211
Temporary Equity, Beginning Balance at Jun. 30, 2020							54,026
Increase (Decrease) in Temporary Equity [Roll Forward]
Temporary Equity, Net Income							265
Temporary equity distributions.							(1,287)
Temporary Equity, Ending Balance at Sep. 30, 2020							$ 53,004
Preferred stock beginning balance, share at Dec. 31, 2020							0
Common stock beginning balance, share at Dec. 31, 2020	46,737,000						46,737,033
Beginning balance, value at Dec. 31, 2020	$ 467	(601,214)	360,293	(72,156)	757,312	13,060	$ 457,762
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)					112,222	9,329	121,551
Dividends to shareholders					(42,217)		(42,217)
Dividends distributed to noncontrolling interest						(6,390)	(6,390)
Foreign currency translation adjustments				(17,598)		(78)	(17,676)
Derivatives valuation, net of tax				(8,704)			(8,704)
Vesting of restricted stock units, share	251,000
Vesting of restricted stock units, value	$ 3	4,163	(15,535)				(11,369)
Equity-based compensation expense			11,969				11,969
Other, net of tax.				35			$ 35
Preferred stock ending balance, share at Sep. 30, 2021							0
Common stock ending balance, share at Sep. 30, 2021	46,988,000						46,988,762
Ending balance, value at Sep. 30, 2021	$ 470	(597,051)	356,727	(98,423)	827,317	15,921	$ 504,961
Temporary Equity, Beginning Balance at Dec. 31, 2020							52,976
Increase (Decrease) in Temporary Equity [Roll Forward]
Temporary Equity, Net Income							3,887
Temporary equity distributions.							(1,669)
Temporary Equity, Ending Balance at Sep. 30, 2021							55,194
Common stock beginning balance, share at Jun. 30, 2021	46,893,000
Beginning balance, value at Jun. 30, 2021	$ 469	(598,627)	358,423	(78,328)	834,967	15,397	532,301
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)					14,435	2,767	17,202
Dividends to shareholders					(22,085)		(22,085)
Dividends distributed to noncontrolling interest						(2,025)	(2,025)
Foreign currency translation adjustments				(13,968)		(218)	(14,186)
Derivatives valuation, net of tax				(6,150)			(6,150)
Vesting of restricted stock units, share	95,000
Vesting of restricted stock units, value	$ 1	1,576	(6,266)				(4,689)
Equity-based compensation expense			4,570				4,570
Other, net of tax.				23			$ 23
Preferred stock ending balance, share at Sep. 30, 2021							0
Common stock ending balance, share at Sep. 30, 2021	46,988,000						46,988,762
Ending balance, value at Sep. 30, 2021	$ 470	$ (597,051)	$ 356,727	$ (98,423)	$ 827,317	$ 15,921	$ 504,961
Temporary Equity, Beginning Balance at Jun. 30, 2021							54,800
Increase (Decrease) in Temporary Equity [Roll Forward]
Temporary Equity, Net Income							839
Temporary equity distributions.							(445)
Temporary Equity, Ending Balance at Sep. 30, 2021							$ 55,194