Future Minimum Lease Payments Under Non-Cancelable Leases (Detail) $ in Thousands	Mar. 31, 2017 USD ($)
Leases [Abstract]
2018	$ 1,311
2019	1,349
2020	1,349
2021	1,373
2022	1,390
Thereafter	13,746
Total minimum lease payments	20,518
Less amounts representing interest	(4,180)
Total capital lease obligation	16,338
Less current capital lease obligation	(799)
Capital lease obligation, net of current portion	15,539
2018	1,670
2019	1,593
2020	1,532
2021	1,542
2022	1,084
Thereafter	752
Total minimum lease payments	$ 8,173