Fair Value of Financial Instruments - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)
Securities
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	$ 118,000
Residential Consumer Loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	7,040,000
Residential Investor Loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	1,720,000
Acquisitions	19,746
HEI
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value option elected aggregate carrying amount, asset	2,000
Acquisitions	0
MSRs/Strategic Investments/Other
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisitions	$ 2,061