Organization, Basis of Presentation and Summary of Significant Policies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
Basis Of Presentation [Line Items]
Common Stock, par value (in usd per share)	$ 0.001	$ 0.001
Preferred Stock, par value (in usd per share)	$ 0.001
Threshold limit for liquid investments	90 days
Inventory obsolescence reserved	$ 455	$ 384
Accounts receivable, after allowance for credit loss	$ 47,500
Percent of accounts receivable outstanding for 30 days	91.00%