Stock Award Plans and Stock-Based Compensation - Restricted Stock Awards (Details) - USD ($) $ in Thousands		3 Months Ended
	Feb. 19, 2021	Mar. 31, 2021	Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock based compensation		$ 498	$ 399
Restricted Stock Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option grants during period (in shares)	5,250,000
Stock based compensation		$ 4,600
Restricted Stock Award | Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of option vested	25.00%
Restricted Stock Award | Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of option vested	25.00%
Restricted Stock Award | Share-based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of option vested	50.00%
Restricted Stock Award | Share-based Payment Arrangement, Tranche Four
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of option vested	50.00%