FAIR VALUE - Gains and Losses in Earnings (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Assets:
Gain on origination and sale of loans, net	$ 180,455	$ 427,458	$ 450,215	$ 957,001
Gains included in change in fair value of servicing rights	32,300	(223,500)	174,300	(110,600)
Level 3 \| Servicing Rights, net
Assets:
Total net gains (losses) included in earnings	212,777	203,937	624,546	846,359
Change in unrealized gains relating to assets and liabilities still held at period end	215,835	296,555	615,444	1,038,347
Level 3 \| Interest Rate Lock Commitments
Derivatives:
Total net gains (losses) included in earnings	45,605	86,303	(123,015)	(313,964)
Change in unrealized gains relating to assets and liabilities still held at period end	$ 57,605	$ 333,081	$ 57,605	$ 333,081

Fair Value, Asset, Recurring Basis, Still Held, Change In Unrealized Gain (Loss)

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- Definition

Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Change In Unrealized Gain (Loss)

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Servicing Asset At Fair Value, Gain (Loss) In Fair Value Resulting From Changes In Valuations Or Changes In Assumptions And Others

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- Definition

Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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- Definition

Amount of unrealized gain (loss) recognized in income for derivative asset (liability) after deduction of derivative liability (asset), measured at fair value using unobservable input (level 3) and still held.

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- Definition

The value of new servicing assets, subsequently measured at fair value, acquired or created during the current period through purchases or from transfers of financial assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(2)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746

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