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Cumulative Commitment To Acquire Other Investments

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Fair Value, Option, Assets, Aggregate Carrying Amount During Period

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Increase (Decrease) in Fair Value Adjustments on Assets

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Includes income from mortgage banking servicing real estate mortgages, net of subservicing costs, and market valuation changes of MSRs held at fair value.

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Number Of Investments Made

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Number Of Partnerships Consolidated

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Servicing Asset At Fair Value, Unpaid Principal Balance On Underlying Loans

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Amount of assets pledged to secure a debt instrument.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.

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Amount of interest expense classified as other.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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Amount of revenue and income classified as other.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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Amount of unrealized gain (loss) on investment.

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Other Investments - Additional Information (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) investment	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) partnership investment	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Net Investment Income [Line Items]
Number of partnerships consolidated \| partnership			2
Commitment to fund partnership			$ 148,000
Mortgage servicing rights	$ 239,552		239,552		$ 310,953
Collateral amounts	1,405,695		1,405,695		1,306,932
Investment fair value changes, net	(87,972)	$ 49,480	(94,092)	$ 94,567
Investments	9,000		9,000
Other income, net	7,006	2,126	12,989	5,969
Interest income	167,455	138,695	356,855	267,000
Servicer advance financing
Net Investment Income [Line Items]
Collateral amounts	240,000		240,000
Equity investment income	5,000		10,000
Investment fair value changes, net	(3,000)		(6,000)
Held-for-sale residential loans
Net Investment Income [Line Items]
Mortgage servicing rights	273,210		273,210		350,923
Servicing asset, unpaid principal balance on underlying loan	12,090,000		12,090,000
Point HEI
Net Investment Income [Line Items]
Investment fair value changes, net	5,000
Interest expense	1,000		2,000
Excess MSRs
Net Investment Income [Line Items]
Mortgage servicing rights	40,803		40,803		44,231
Investment fair value changes, net	(2,000)		(3,000)
Interest income	4,000		8,000
Fair value option elected aggregate carrying amount, asset	0		5,000
HEIs \| Commitment To Acquire HEIs
Net Investment Income [Line Items]
Cumulative commitment	225,000		225,000
Shared home appreciation options \| Redwood
Net Investment Income [Line Items]
Mortgage servicing rights	130,000		130,000
Shared home appreciation options \| Point HEI
Net Investment Income [Line Items]
Mortgage servicing rights	146,000		146,000
Shared home appreciation options \| Commitment To Fund Investment
Net Investment Income [Line Items]
Investment fair value changes, net	2,000		3,000
Strategic investments
Net Investment Income [Line Items]
Investment fair value changes, net	10,000		$ 10,000
Other income, net	$ 300
Strategic investments \| RWT Horizons
Net Investment Income [Line Items]
Number of investments made \| investment	24		24
Investments	$ 24,000		$ 24,000
Strategic investments \| Churchill Finance
Net Investment Income [Line Items]
Number of investments made \| investment	6		6
MSRs
Net Investment Income [Line Items]
Mortgage servicing rights	$ 23,560		$ 23,560		12,438
Aggregate principal balance	2,280,000		2,280,000		$ 2,120,000
MSR income (losses), net	5,000		10,000
Investment Fair Value Changes, Net
Net Investment Income [Line Items]
Market valuations gains (losses), net	(87,972)	49,480	(94,092)	94,567
Investment Fair Value Changes, Net \| Point Entities
Net Investment Income [Line Items]
Market valuations gains (losses), net	$ 1,201	$ 0	$ 4,612	$ 0