Stock-Based Compensation - Share-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	$ (179)	$ (236)
Service based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	212	495
Restricted stock units - service based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	12	104
Stock option awards - service based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	200	391
Performance based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	(391)	(731)
Restricted stock awards - performance based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	(391)	(391)
Stock option awards - performance based awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total share based compensation expense	$ 0	$ (340)