Income Taxes - Deferred Tax Assets and Liabilities by Segment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Income Tax [Line Items]
Noncurrent deferred tax asset	$ 67,736	$ 62,012
Valuation allowance	(11,443)	(9,066)
Noncurrent deferred tax liability	(90,012)	(85,486)
Net deferred tax liability	(33,719)	(32,540)
Operating Segments | North America
Income Tax [Line Items]
Noncurrent deferred tax asset	38,140	31,248
Valuation allowance	(5,970)	(2,546)
Noncurrent deferred tax liability	(78,211)	(68,430)
Net deferred tax liability	(46,041)	(39,728)
Operating Segments | Europe & Africa
Income Tax [Line Items]
Noncurrent deferred tax asset	16,466	14,546
Valuation allowance	(1,427)	(1,442)
Noncurrent deferred tax liability	(4,447)	(7,745)
Net noncurrent deferred tax (liability) asset	10,592	5,359
Operating Segments | Australia & New Zealand
Income Tax [Line Items]
Noncurrent deferred tax asset	11,400	14,389
Valuation allowance	(4,046)	(5,078)
Noncurrent deferred tax liability	(7,354)	(9,311)
Net noncurrent deferred tax (liability) asset	0	0
Corporate
Income Tax [Line Items]
Noncurrent deferred tax asset	1,730	1,829
Valuation allowance	0	0
Noncurrent deferred tax liability	0	0
Net noncurrent deferred tax (liability) asset	$ 1,730	$ 1,829