LOAN SERVICING RIGHTS - Changes in MSR (Details) - Commercial FHA - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Loan servicing rights:
Loan servicing rights, Beginning balance	$ 27,386	$ 38,322	$ 57,637
Servicing rights transferred to held for sale	(23,995)	0	1,128
Amortization	(1,907)	(2,965)	(3,162)
Refinancing fee received from third party	(221)	(439)	0
Permanent impairment	(1,263)	(7,532)	(17,281)
Loan servicing rights, Ending balance	0	27,386	38,322
Fair value, Beginning of period	0	28,368	38,322	$ 52,693
Fair value, End of period	$ 0	$ 28,368	$ 38,322

Servicing Asset at Amortized Cost, Refinancing Fee Received From Third Party

No definition available.

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- Definition

Servicing Asset at Amortized Cost, Transferred to Held for Sale

+ References

No definition available.

+ Details

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- Definition

Amount of other-than-temporary impairment (OTTI) applied to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745

Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of amortization of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Fair value of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

+ Details

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Period Type:	instant

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