The Company and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Accounting Policies [Abstract]
Maximum specific allowance as percentage of invoice value for problematic customer balances	100.00%
Allowance for doubtful accounts receivable	$ 0		$ 0
Inventory write-downs	$ 100,000	$ 0
Payment terms	The Company sells its products both directly to customers and through distributors generally under agreements with payment terms typically less than 60 days.
Deferred revenue, revenue recognized	$ 200,000