Equity Incentive Plans - Employee Stock Purchase Plan (Details) - ESPP $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) $ / shares shares
Shares Available for Grant
Shares available for grant, beginning (shares)	899,000
Shares purchased (shares)	(308,000)
Shares available for grant, ending (shares)	591,000
Number of Shares Purchased
Purchased, beginning (shares)	1,048,000
Shares purchased (shares)	308,000
Purchased, ending (shares)	1,356,000
Purchase Price per Share (in dollars per share) | $ / shares	$ 0.63
Gross Proceeds | $	$ 195