Subsequent Events - Additional Information (Detail) - USD ($)	1 Months Ended	6 Months Ended
	Jul. 31, 2016	Jun. 30, 2016	Jun. 30, 2015
Subsequent Event [Line Items]
Agreement for purchase of equipment		$ 2,585,000	$ 3,400,000
Subsequent Event [Member] | Hardware and Software Components [Member]
Subsequent Event [Line Items]
Agreement for purchase of equipment	$ 1,800,000
Subsequent Event [Member] | Hardware and Software Components [Member] | 36 Month Term [Member]
Subsequent Event [Line Items]
Lease term period	36 months
Interest rate	4.80%
Capital lease monthly payment start date	Aug. 01, 2016
Capital lease monthly payment	$ 53,000