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Equity Incentive Plans and Stock-Based Compensation - Restricted Common Stock Awards - Narrative (Details) - Restricted stock awards - USD ($)	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares granted during period (in shares)	0	0
Unrecognized compensation cost	$ 0
Aggregate fair value of restricted stock awards vested	47,000
Accrued Expenses and Other Liabilities
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Accrued expenses and other liabilities	$ 0		$ 2,000
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years