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INVESTMENTS - Additional Information (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Dec. 31, 2021 USD ($)
Gain (Loss) on Securities [Line Items] |  |  |  |  |
Proceeds from Sale of Debt Securities, Available-for-sale |  |  | $ 116,796 | $ 361,736 |
Available-for-sale Securities, Gross Realized Losses | $ 400 | $ 3,100 | $ 400 | 7,000 |
NumberOfSecuritiesInSecurityPortfolio | 1,436 |  | 1,436 |  | 1,418
NumberOfSecuritiesInUnrealizedLossPosition | 1,106 |  | 1,106 |  | 327
Debt Securities, Held-to-maturity, Nonaccrual | $ 0 |  | $ 0 |  | $ 0
Debt Securities, Held-to-maturity, Allowance for Credit Loss | 0 |  | 0 |  | $ 0
Sale of Debt Securities, Available-for-sale, Total | 111,800 | 100,600 | 116,800 | 372,300 |
Debt Securities, Available-for-sale, Realized Gain | $ 200 | $ 2,800 | $ 300 | $ 6,300 |

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- Definition Sale of Debt Securities, Available-for-sale, Total. The total value of debt securities sold during the period. The securities could be settled in a different period. This value should equal the proceeds from the sale of debt securities available-for-sale as well as the value of any unsettled sales of available-for-sale securities. + References No definition available. + Details
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- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563 + Details
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