Fair Value of Financial Instruments - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2025
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset		$ 21,000
Securities
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	$ 13,000
Residential Consumer Loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	2,980,000	5,310,000
Total Residential Investor Loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	432,000	893,000
Originations		932,588
HEI
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Originations	$ 4,000	$ 6,060