Business Combinations - Schedule of Expected Annual Amortization Expense of Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Business Combinations [Abstract]
2016 (remaining nine months)	$ 47,401
2017	57,378
2018	45,694
2019	43,808
2020	30,186
2021 and thereafter	63,328
Total intangible assets subject to amortization	287,795	$ 214,560
Total intangible assets with indefinite lives	2,800
Total net intangible assets	$ 290,595	$ 214,560