Condensed Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Common Shares	Additional Paid-in Capital	Treasury Shares	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Noncontrolling Interests
Beginning Balance at Dec. 31, 2020	$ 1,160,660	$ 138	$ 348,714	$ (966)	$ (12,076)	$ 626,081	$ 198,769
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	13,262					15,107	(1,845)
Other comprehensive loss	9,418				9,418
Amounts reclassified from Accumulated other comprehensive income	1,444				1,444
Contributions from noncontrolling interests	1,960						1,960
Stock awards, stock option exercises and other shares issued to employees and directors, net of income tax	1,615	2	7,247	(2,154)		(3,480)
Dividends declared per common share	(5,808)					(5,808)
Restricted share award dividend equivalents	0			248		(248)
Ending Balance at Mar. 31, 2021	1,182,551	140	355,961	(2,872)	(1,214)	631,652	198,884
Beginning Balance at Dec. 31, 2021	1,307,704	140	368,595	(263)	1,194	702,759	235,279
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	5,950					5,503	447
Other comprehensive loss	10,822				10,822
Amounts reclassified from Accumulated other comprehensive income	1,539				1,539
Contributions from noncontrolling interests	2,450						2,450
Distributions to noncontrolling interests	(9,980)						(9,980)
Stock awards, stock option exercises and other shares issued to employees and directors, net of income tax	4,825	2	7,145	(2,322)
Dividends declared per common share	(6,089)					(6,089)
Restricted share award dividend equivalents	0		54	320		(374)
Ending Balance at Mar. 31, 2022	$ 1,317,221	$ 142	$ 375,794	$ (2,265)	$ 13,555	$ 701,799	$ 228,196