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Borrowings - Schedule of Debt Obligations (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Long-term debt	$ 253,349	$ 265,140
4.875% Notes due 2026
Debt Instrument [Line Items]
Long-term debt	107,168	106,983
Great Lakes Portman Ridge Funding LLC Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt	$ 146,181	$ 158,157

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