Segment and Geographic Information (Tables)

9 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

Reconciliation of Revenue from Segments to Consolidated

The geographic segment information provided below is classified based on the major geographic regions in which the Company operates.

	Three Months Ended September 30,						Nine Months Ended September 30,
	2013			2012			2013			2012
	(in thousands)						(in thousands)
Net revenue:
United States	$	159,193	91.3%	$	126,829	92.8%	$	462,979	92.1%	$	366,582	91.9%
Europe	12,134		7.0%	7,974		5.8%	33,217		6.6%	26,785		6.7%
Rest of world	2,955		1.7%	1,983		1.4%	6,665		1.3%	5,731		1.4%
Total net revenue	$	174,282	100.0%	$	136,786	100.0%	$	502,861	100.0%	$	399,098	100.0%

Reconciliation of Assets from Segment to Consolidated

	September 30, 2013				December 31, 2012
	(in thousands)
Long-lived assets:
United States	$	855,222	99.4	%	$	161,909	99.4	%
Europe	1,122		0.1	%	743		0.5	%
Rest of world	3,972		0.5	%	148		0.1	%
Total long-lived assets	$	860,316	100.0	%	$	162,800	100.0	%