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Borrowings - Convertible Notes, Other Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Amortization of financing costs	$ 6,837	$ 7,388	$ 4,935
Amortization of premium	(130)	(103)	(103)
Convertible Notes
Debt Instrument [Line Items]
Interest expense	13,734	11,572	11,572
Amortization of financing costs	694	395	396
Amortization of premium	$ (130)	$ (103)	$ (103)
Weighted average interest rate	6.00%	5.80%	5.80%
Effective interest rate	6.20%	5.90%	5.90%
Average debt outstanding	$ 228,806	$ 201,250	$ 201,250	$ 234,332	$ 197,058

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