Organization and Summary of Significant Accounting Policies - Additional Information (Detail) - Customer	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Accounting Policies [Line Items]
Number of major customer represented stated percentage of total net revenue	0	1	0	1
Number of customers who accounted for more than 10% accounts receivable balance			0		0
Concentration Risk, Customer			No customer represented more than 10% of net revenue for either of the three or six months ended June 30, 2017. One customer represented 11% and 10% of net revenue for the three and six months ended June 30, 2016, respectively. No customer represented more than 10% of the Company’s accounts receivable balance at June 30, 2017 or December 31, 2016.
Net revenue | Customer Concentration Risk
Accounting Policies [Line Items]
Percentage concentration risk		11.00%		10.00%