Segments - Schedule of Company's Segment Results (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Revenues, net	$ 430,601	$ 451,493	$ 404,605	$ 416,166	$ 376,697	$ 295,283	$ 273,502	$ 253,908	$ 1,702,865	$ 1,199,390	$ 895,171
Operating income	146,149	$ 188,460	$ 169,151	$ 163,774	172,622	$ 144,207	$ 134,484	$ 114,136	667,534	565,449	420,632
Depreciation and amortization									193,453	112,361	72,737
Capital expenditures									41,875	27,070	20,785
Long-lived assets (excluding goodwill)	2,324,094				2,532,236				2,324,094	2,532,236	1,019,533
North America [Member]
Segment Reporting Information [Line Items]
Revenues, net									1,231,957	668,328	460,705
Operating income									442,052	287,303	220,526
Depreciation and amortization									127,863	39,275	22,267
Capital expenditures									19,883	9,407	6,132
Long-lived assets (excluding goodwill)	1,721,153				1,833,311				1,721,153	1,833,311	173,608
International [Member]
Segment Reporting Information [Line Items]
Revenues, net									470,908	531,062	434,466
Operating income									225,482	278,146	200,106
Depreciation and amortization									65,590	73,086	50,470
Capital expenditures									21,992	17,663	14,653
Long-lived assets (excluding goodwill)	$ 602,941				$ 698,925				$ 602,941	$ 698,925	$ 845,925