Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 20,084	$ 57,697	$ 28,598
Other comprehensive income (loss), net of tax:
Net unrealized loss on hedges arising during the period	(95)	(680)	(847)
Reclassifications into earnings	452	5,470	7,201
Income taxes on hedges	(72)	(966)	(1,338)
Net change in hedges, net of tax	285	3,824	5,016
Unrealized loss on note receivable arising during the period	0	0	(629)
Income taxes on note receivable	0	0	132
Unrealized loss on note receivable, net of tax	0	0	(497)
Foreign currency translation gain (loss)	12,835	5,400	(7,166)
Other comprehensive income (loss), net of tax	13,120	9,224	(2,647)
Comprehensive income	33,204	66,921	25,951
Less comprehensive loss attributable to redeemable noncontrolling interests:
Net loss	(2,090)	(222)	0
Foreign currency translation gain	90	138	0
Comprehensive loss attributable to redeemable noncontrolling interests	(2,000)	(84)	0
Comprehensive income attributable to common shareholders	$ 35,204	$ 67,005	$ 25,951