Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Loss Contingencies [Line Items]
Legal Fees (Recoveries), net	$ 10	$ 12
Repurchase Reserve	57		$ 62
Litigation and regulatory matters | Min
Loss Contingencies [Line Items]
Estimate of possible loss	2
Litigation and regulatory matters | Max
Loss Contingencies [Line Items]
Estimate of possible loss	$ 9