Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 78,902	$ 394,957	$ 353,277	$ 419,271
OCI before reclassifications, net of tax	(261)		(25,812)
Other comprehensive income (loss), net of tax	2,377	(8,459)	(22,122)	(10,994)
Ending balance	57,899	377,329	57,899	377,329
Interest Expense
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Amounts reclassified from AOCI, net of tax	2,638		3,690
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(69,053)	(33,849)	(44,554)	(31,314)
Ending balance	(66,676)	(42,308)	(66,676)	(42,308)
Foreign Currency Translation
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(49,501)	(29,993)	(35,159)	(31,314)
OCI before reclassifications and tax	994		(13,348)
Other comprehensive income (loss), before tax	994	(1,497)	(13,348)	(176)
Ending balance	(48,507)	(31,490)	(48,507)	(31,490)
Foreign Currency Translation | Interest Expense
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Amounts reclassified from AOCI, before tax	0		0
Interest rate swap
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(25,463)	(4,960)	(12,234)	0
OCI before reclassifications and tax	(1,635)		(16,234)
Other comprehensive income (loss), before tax	1,801	(8,955)	(11,428)	(13,915)
Ending balance	(23,662)	(13,915)	(23,662)	(13,915)
Interest rate swap | Interest Expense
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Amounts reclassified from AOCI, before tax	3,436		4,806
Income taxes
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	5,911	1,104	2,839	0
OCI before reclassifications, tax	380		3,770
Other comprehensive income (loss), tax	(418)	1,993	2,654	3,097
Ending balance	5,493	$ 3,097	5,493	$ 3,097
Income taxes | Interest Expense
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Amounts reclassified from AOCI, tax	$ (798)		$ (1,116)