Goodwill and Intangible Assets, Net - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Accumulated impairment losses	$ 0	$ 0
Amortization expense	15,185,000	$ 9,871,000	$ 4,237,000
Total estimated amortization expense, 2017	18,002,000
Total estimated amortization expense, 2018	17,391,000
Total estimated amortization expense, 2019	17,068,000
Total estimated amortization expense, 2020	16,648,000
Total estimated amortization expense, 2021	16,431,000
Total estimated amortization expense, thereafter	$ 132,180,000