Equity-Based Compensation - Equity-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Equity-based compensation expense
Total equity-based compensation expense	$ 22,543	$ 17,237	$ 8,625
Income tax effect	(6,232)	(4,885)	0
After-tax effect of equity-based compensation expense	16,311	12,352	8,625
Cost of product sales and services
Equity-based compensation expense
Total equity-based compensation expense	520	371	122
Research and development
Equity-based compensation expense
Total equity-based compensation expense	3,476	2,992	1,596
Selling, general and administrative
Equity-based compensation expense
Total equity-based compensation expense	$ 18,547	$ 13,874	$ 6,907