Common Stock (Tables)

3 Months Ended

Mar. 31, 2020

Equity [Abstract]

Schedule of Common Stock Reserved for Future Issuance

Shares of common stock reserved for future issuance, on an as-if converted basis, are as follows:

	March 31, 2020	December 31, 2019
	(in thousands)
Stock options issued and outstanding	21,269	21,191
Remaining shares available for issuance under the 2019 Plan	26,936	29,048
Outstanding and unsettled restricted stock units (RSUs)	6,982	7,175
Shares available for issuance under the ESPP	5,870	5,870
Total shares of common stock reserved	61,057	63,284