Commitments and Contingencies - Additional Information (Detail) $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Operating leases future payments due	$ 23.4
Commitments under non-cancelable purchase orders	$ 1.7
Non-cancelable purchase order commitments period	These non-cancelable purchase order commitments will be filled at various times through the second quarter of 2017
Longest operating lease expiration period	2022-10