Stock-Based Compensation - Restricted Stock Units and Stock Awards Grants (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					3,992	2,921	1,998
Restricted stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	7	16	10	3,959
Shares granted (in dollars per share)	$ 4.14	$ 4.01	$ 2.95	$ 2.97
Total value of restricted shares granted	$ 29	$ 65	$ 29	$ 11,778