Commitment and Contingencies - Summary of Activity for Our Right of Use Assets And Lease Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Operating Lease, Right-of-Use Asset [Roll Forward]
Balance at December 31, 2019	$ 3,117
Additions	116
Terminations and Modifications	(864)
Amortizations and Reductions	(1,001)
Impairment Charges	(465)	$ 0
Balance at December 31, 2020	903	3,117
Operating Lease, Liability [Roll Forward]
Balance at December 31, 2019	3,314
Additions	116
Terminations and Modifications	(860)
Amortizations and Reductions	(1,138)
Impairment Charges	0
Balance at December 31, 2020	$ 1,432	$ 3,314