Commitments and Contingencies - Minimum Fixed Commitments Related to All Non-Cancellable Leases (Detail) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Operating Leases
For the remaining nine months ending December 31, 2017	$ 2,303
2018	3,394
2019	1,472
2020	109
2021	93
2022	0
Total minimum lease payments	7,371
Capital Leases
For the remaining nine months ending December 31, 2017	416
2018	550
2019	401
2020	21
2021	7
2022	0
Total minimum lease payments	1,395
Less: amount representing interest	(194)
Present value of minimum lease payments	1,201
Less: current obligation	(450)	$ (471)
Long-term obligations under capital lease	$ 751	$ 865