Summary of Significant Accounting Policies - Weighted Average Shares Outstanding (Details) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Accounting Policies [Abstract]
Weighted average common shares outstanding - basic (in shares)	18,632	18,217
Dilutive common shares issuable in connection with stock plans (in shares)	0	0
Weighted average common shares outstanding - diluted (in shares)	18,632	18,217