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Debt (Tables)
 12 Months Ended
Dec. 31, 2022
Debt Disclosure [Abstract]  
Schedule of Long-Term Debt
Long-term debt consists of the following:
 
 December 31, 2022December 31, 2021
Convertible Bond Debt$104,119 $114,119 
Debt discount and debt issuance costs - Convertible Bond Debt(620)(13,165)
Convertible Bond Debt, net of debt discount and debt issuance costs103,499 100,954 
Global Ultraco Debt Facility237,750 287,550 
Debt discount and debt issuance costs - Global Ultraco Debt Facility(6,767)(8,460)
Less: Current portion - Global Ultraco Debt Facility(49,800)(49,800)
Global Ultraco Debt Facility, net of debt issuance costs181,183 229,290 
Total long-term debt$284,682 $330,244 
Schedule of Interest Expense
A summary of interest expense for the years ended December 31, 2022, 2021 and 2020 is as follows:
 
 For the Years Ended
 December 31, 2022December 31, 2021December 31, 2020
Convertible Bond Debt interest$5,547 $5,738 $5,738 
Global Ultraco Debt Facility interest (1)
8,310 2,474 — 
Norwegian Bond Debt interest— 11,710 15,298 
New Ultraco Debt Facility interest (2)
— 4,335 7,612 
Holdco Revolving Credit Facility interest— 314 — 
Super Senior Facility interest— 30 216 
Amortization of debt discount and debt issuance costs2,130 7,083 6,272 
Commitment fees on revolving facilities994 573 256 
$16,981 $32,257 $35,393 

(1) Interest expense on the Global Ultraco Debt Facility includes a reduction of $1.9 million of interest and $0.5 million of interest from interest rate derivatives designated as hedging instruments for the years ended December 31, 2022 and 2021, respectively. See Note 8, Derivative Instruments for additional information.
(2) Interest expense on the New Ultraco Debt Facility includes $0.5 million and $0.3 million of interest from interest rate derivatives designated as hedging instruments for the year ended December 31, 2021 and 2020, respectively. See Note 8, Derivative Instruments for additional information.
Schedule of Maturities of Long-term Debt
The following table presents the scheduled maturities of principal amounts of our debt obligations for the next five years.
    
Global Ultraco Debt Facility
Convertible Bond Debt (1)
Total
2023$49,800 $— $49,800 
202449,800 104,119 153,919 
202549,800 — 49,800 
202688,350 — 88,350 
2027— — — 
$237,750 $104,119 $341,869 
 
(1)This amount represents the aggregate principal amount of the Convertible Bond Debt outstanding that would be repaid, in cash, at the election of the Company, upon maturity
Schedule of Weighted Average and Contractual Interest Rates In addition, the following table presents the range of contractual interest rates on the Company’s debt obligations, excluding the impact of costs associated with commitment fees on revolving facilities for the years ended December 31, 2022, 2021 and 2020.
 For the Years Ended
 December 31, 2022December 31, 2021December 31, 2020
Weighted average effective interest rate5.00 %6.31 %6.73 %
Range of interest rates
2.35% to 6.87%
2.24% to 8.25%
2.24% to 8.25%