Segments (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Schedule of Company's Segment Results

The Company’s segment results are as follows as of and for the years ended December 31 (in thousands):

	2014		2013		2012
Revenues, net:
North America	$	668,328	$	460,705	$	400,164
International		531,062		434,466		307,370
	$	1,199,390	$	895,171	$	707,534
Operating income:
North America	$	287,303	$	220,526	$	196,677
International		278,146		200,106		128,251
	$	565,449	$	420,632	$	324,928
Depreciation and amortization:
North America	$	39,275	$	22,267	$	20,289
International		73,086		50,470		31,747
	$	112,361	$	72,737	$	52,036
Capital expenditures:
North America	$	9,407	$	6,132	$	7,735
International		17,663		14,653		11,376
	$	27,070	$	20,785	$	19,111
Long-lived assets (excluding goodwill):
North America	$	1,833,311	$	173,608	$	152,516
International		750,051		852,390		447,391
	$	2,583,362	$	1,025,998	$	599,907

Schedule of Revenues and Long-Lived Assets by Geographical Area

The Company attributes revenues, net from external customers to individual countries based upon the country in which the related services were rendered. The table below presents certain financial information related to the Company’s significant foreign operations as of and for the years ended December 31 (in thousands):

	2014		2013		2012
Revenues, net:
United States (country of domicile)	$	667,878	$	460,111	$	399,573
United Kingdom		262,613		198,762		153,305

	2014		2013
Long-lived assets (excluding goodwill):
United States (country of domicile)	$	1,833,311	$	173,354
United Kingdom		342,023		352,538
Brazil		227,812		293,055