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Borrowings - Narrative (Details) - Subordinated indebtedness, net - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Subordinated indebtedness, net	$ 159,861	$ 194,279
BTH
Debt Instrument [Line Items]
Subordinated indebtedness, net	$ 1,100	$ 34,700
Debt instrument, redemption period, term threshold	5 years

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