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Interest Income and Interest Expense (Details - Interest expense) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Debt Instrument [Line Items]
Interest expense	$ 58,704	$ 46,710	$ 113,622	$ 88,678
Securitization Trust Debt [Member]
Debt Instrument [Line Items]
Interest expense	45,557	37,928	90,602	73,860
Warehouse Lines Of Credit [Member]
Debt Instrument [Line Items]
Interest expense	8,216	5,702	14,729	10,022
Residual Interest Financing [Member]
Debt Instrument [Line Items]
Interest expense	4,247	2,538	6,962	3,748
Subordinated Renewable Notes [Member]
Debt Instrument [Line Items]
Interest expense	$ 684	$ 542	$ 1,329	$ 1,048

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