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Borrowings - Convertible Notes, Other Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Debt Instrument [Line Items]    
Amortization of financing costs $ 1,637 $ 1,692
Amortization of premium (18) (26)
Convertible Notes    
Debt Instrument [Line Items]    
Interest expense 5,642 2,893
Amortization of financing costs 374 97
Amortization of premium $ (18) $ (26)
Weighted average interest rate 6.90% 5.80%
Effective interest rate 7.30% 5.90%
Average debt outstanding $ 328,816 $ 201,250