Segments - Schedule of Company's Segment Results (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Segment Reporting Information [Line Items]
Revenues, net	$ 414,262	$ 416,166
Operating income	175,955	163,774
Depreciation and amortization	36,328	48,082
Capital expenditures	11,739	8,105
Operating Segments [Member] | North American Segment [Member]
Segment Reporting Information [Line Items]
Revenues, net	303,548	298,813
Operating income	113,850	109,766
Depreciation and amortization	31,432	31,922
Capital expenditures	7,942	4,224
Operating Segments [Member] | International Segment [Member]
Segment Reporting Information [Line Items]
Revenues, net	110,714	117,353
Operating income	62,105	54,008
Depreciation and amortization	4,896	16,160
Capital expenditures	$ 3,797	$ 3,881