Mortgage Servicing - Schedule of Components of Servicing and Subservicing Fees (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Transfers and Servicing [Abstract]
Servicing	$ 80,889	$ 79,377	$ 169,424	$ 143,269
Subservicing	20,353	2,617	35,032	6,104
MAV	18,837	0	35,460	0
NRZ	64,729	77,716	131,875	158,101
Servicing and Subservicing fees, total	184,809	159,710	371,791	307,474
Late charges	11,738	11,447	21,758	20,679
Reverse subservicing ancillary fees	6,257	0	9,390	0
Recording fees	2,624	3,202	5,874	6,854
Loan collection fees	2,870	2,761	5,819	5,711
Boarding and deboarding fees	1,863	2,184	3,625	5,203
Custodial accounts (float earnings)	1,804	1,306	2,786	2,313
GSE forbearance fees	181	507	365	1,072
Other, net	2,985	3,325	6,346	6,873
Servicing and subservicing fees	30,322	24,731	55,963	48,705
Servicing and subservicing fees	$ 215,131	$ 184,441	$ 427,754	$ 356,179

Boarding and de-boarding fees.

No definition available.

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- Definition

All amounts that, per contract, are due in exchange for servicing or subservicing the financial asset.

+ References

No definition available.

+ Details

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- Definition

Contractually specified servicing fees collected on behalf of counterparty.

+ References

No definition available.

+ Details

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- Definition

All amounts that, per contract, are due to the subservicer in exchange for subservicing the financial asset and would no longer be received by a subservicer if the owners of the servicing rights were to exercise their authority under the contract to shift the subservicing to another servicer.

+ References

No definition available.

+ Details

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- Definition

Represents amount related to interest earned on unremitted loan payments held in custodial accounts, are due to the servicer in exchange for servicing the financial asset.

+ References

No definition available.

+ Details

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- Definition

GSE forbearance fees.

+ References

No definition available.

+ Details

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- Definition

Represents loan collection fees paid by the borrower to the servicer for automated payment services.

+ References

No definition available.

+ Details

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- Definition

Recording Fees

+ References

No definition available.

+ Details

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- Definition

Reverse subservicing ancillary income.

+ References

No definition available.

+ Details

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- Definition

This represents the amount of the fee earned, generally expressed as a percent of UPB, from the borrowers’ payments. Also includes late fees, prepayment penalties, float earnings and other ancillary fees.

+ References

No definition available.

+ Details

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- Definition

Servicing fee collected on mortgage servicing rights for which rights have been sold to NRZ.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

All amounts that are due to the servicer of a financial asset, excluding contractually specified servicing fees and late fees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122596-111746

+ Details

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- Definition

All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer. Depending on the servicing contract, those fees may include some or all of the difference between the interest rate collected on the asset being serviced and the rate to be paid to the beneficial owners of the asset.

+ References

+ Details

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- Definition

Amount of contractually specified servicing fee, late fee, and ancillary fee recognized as income for servicing asset and servicing liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=125521744&loc=d3e122596-111746

+ Details

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- Definition

All amounts that are due to the servicer of a financial asset as a result of the debt holder not meeting the monthly payment terms.

+ References

+ Details

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- References

No definition available.

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