Subsequent Events	12 Months Ended
	Dec. 31, 2021
Subsequent Events [Abstract]
Subsequent Events	21. Subsequent EventsOn February 10, 2022, the Company entered into a Contribution Agreement (the “Transaction Agreement”) with Sagent M&C, LLC (“Sagent”), pursuant to which the Company will transfer (a) certain assets and liabilities of its servicing and subservicing technology platform for performing and non-performing mortgage loans (the “Mortgage Servicing Platform”) and (b) certain tangible personal property of the Company used in the conduct of the Mortgage Servicing Platform to Sagent in exchange for 200,760 Class A-1 Common Units of Sagent (subject to certain adjustments as set forth in the Transaction Agreement) and $9.9 in cash. The Company expects to record a pre-tax gain of approximately $225 related to the sale, which is expected to close during the first half of 2022. In connection with the sale, the Company entered into a Transition Services Agreement with Sagent to operate the Mortgage Servicing Platform for twelve months prior to closing. Additionally, the Company entered into a seven-year license agreement to license back the Mortgage Servicing Platform from Sagent, which includes tiered pricing based on active loan volume.