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VARIABLE INTEREST ENTITIES - Balances and Activity in Affordable Housing Partnerships (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Variable Interest Entity [Line Items] |  |  |  |  |
Fundings |  |  | $ 4,878 | $ 6,320 |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Ending balance | $ 22,401 |  | 22,401 |  | $ 25,888
Maximum loss exposure | 22,401 |  | 22,401 |  | 25,888
Affordable Housing Fund Investment | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Ending balance | 46,944 |  | 46,944 |  | 38,982
Aggregate funding commitment | 72,967 |  | 72,967 |  | 61,278
Total amount funded | 54,166 |  | 54,166 |  | 51,014
Unfunded commitment | 18,801 |  | 18,801 |  | 10,264
Maximum loss exposure | 46,944 |  | 46,944 |  | $ 38,982
Fundings | 1,128 | $ 3,563 | 3,152 | 5,727 |
Proportional amortization recognized | 1,350 | 1,051 | 3,727 | 3,114 |
Income tax credits recognized | $ 1,298 | $ 1,155 | $ 3,834 | $ 3,466 |

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- Definition Amount of amortization expense of investment in qualified affordable housing projects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 740 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985 + Details
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to investment tax credit. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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