Investments in Privately Held Companies - Minority Investment Entities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Summarized income information of all the minority investment entities that are not consolidated and accounted for under the equity method [Abstract]
Net Revenue	$ 7,196	$ 9,631	$ 18,472	$ 29,960
Gross (loss) profit	(1,510)	2,324	(2,089)	8,244
Operating income (loss)	(2,449)	829	(5,309)	4,172
Net income (loss)	$ (2,416)	$ 805	$ (5,834)	$ 3,546