Debt - Schedule of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Debt Instrument [Line Items]
Amortization of debt discount and debt issuance costs	$ 562	$ 1,629
Commitment fees on revolving credit facilities	245	71
Total Interest expense	4,447	8,251
Convertible Bond Debt interest
Debt Instrument [Line Items]
Line of credit facility, interest	1,427	1,426
Global Ultraco Debt Facility interest
Debt Instrument [Line Items]
Debt, interest expense	2,213	0
New Ultraco Debt Facility interest
Debt Instrument [Line Items]
Debt, interest expense	0	1,465
Norwegian Bond Debt interest
Debt Instrument [Line Items]
Debt, interest expense	0	3,630
Super Senior Facility interest
Debt Instrument [Line Items]
Line of credit facility, interest	$ 0	$ 30