Equity Incentive and Employee Stock Purchase Plan - Stock Option Activity (Details) - USD ($)	9 Months Ended	12 Months Ended
	Oct. 07, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Number of Shares
Beginning balance (in shares)	8,460	8,460	8,710	9,710
Granted (in shares)	0	0	0	0
Exercised (in shares)		(250)	(250)	(1,000)
Canceled (in shares)		0	0	0
Adjustment due to Separation (in shares)		(8,210)
Ending balance (in shares)		0	8,460	8,710
Exercisable (in shares)		0	250	500
Vested and expected to vest (in shares)		0
Weighted-Average Exercise Price
Beginning balance (in usd per share)	$ 29.53	$ 29.53	$ 29.53	$ 29.53
Granted (in usd per share)			0	0
Exercised (in usd per share)		29.53	29.53	29.53
Canceled (in usd per share)			0	0
Adjustment due to Separation (in usd per share)
Ending balance (in usd per share)		0	29.53	29.53
Exercisable (in usd per share)		0	$ 29.53	$ 29.53
Vested and expected to vest (in usd per share)		$ 0
Weighted-Average Remaining Contractual Life
Options outstanding, remaining contractual life		0 years
Options exercisable, remaining contractual life		0 years
Options vested and expected to vest, remaining contractual life		0 years
Intrinsic Value
Options outstanding, intrinsic value		$ 0
Options exercisable, intrinsic value		0
Options vested and expected to vest, intrinsic value		$ 0