Net Revenues by Geographic Area (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Net revenues	[1]	$ 269,362	$ 209,488	$ 508,082	$ 407,574
United States
Segment Reporting Information [Line Items]
Net revenues	[1]	182,322	145,368	348,423	285,072
the Netherlands
Segment Reporting Information [Line Items]
Net revenues	[1]	56,598	42,223	103,998	80,868
Other international
Segment Reporting Information [Line Items]
Net revenues	[1]	$ 30,442	$ 21,897	$ 55,661	$ 41,634

[1] Net revenues are attributed to countries based on location of where revenue is recognized.