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SECURITIES - Available-for-sale Securities With Unrealized Loss Positions (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
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Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | $ 166,244 | $ 26,058
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (2,335) | (69)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 2,200 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | (84) | 0
Available-for-sale securities with unrealized loss positions, fair value | 168,444 | 26,058
Available-for-sale securities, with unrealized loss positions, unrealized losses | (2,419) | (69)
Obligations of the U.S. Treasury |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 11,001 | 9,159
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (80) | (2)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 | 0
Available-for-sale securities with unrealized loss positions, fair value | 11,001 | 9,159
Available-for-sale securities, with unrealized loss positions, unrealized losses | (80) | (2)
Obligations of U.S. Government agencies |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 12,210 | 4,992
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (289) | (8)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 | 0
Available-for-sale securities with unrealized loss positions, fair value | 12,210 | 4,992
Available-for-sale securities, with unrealized loss positions, unrealized losses | (289) | (8)
Obligations Of States And Political Subdivisions Tax Exempt |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 41,145 | 3,811
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (508) | (26)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 | 0
Available-for-sale securities with unrealized loss positions, fair value | 41,145 | 3,811
Available-for-sale securities, with unrealized loss positions, unrealized losses | (508) | (26)
Obligations Of States And Political Subdivisions Taxable |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 25,561 | 5,235
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (365) | (24)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 2,200 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | (84) | 0
Available-for-sale securities with unrealized loss positions, fair value | 27,761 | 5,235
Available-for-sale securities, with unrealized loss positions, unrealized losses | (449) | (24)
Residential Passthrough Securities |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 36,651 |
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (269) |
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 |
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 |
Available-for-sale securities with unrealized loss positions, fair value | 36,651 |
Available-for-sale securities, with unrealized loss positions, unrealized losses | (269) |
Residential Collateralized Mortgage Obligations |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 4,745 | 2,861
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (38) | (9)
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 | 0
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 | 0
Available-for-sale securities with unrealized loss positions, fair value | 4,745 | 2,861
Available-for-sale securities, with unrealized loss positions, unrealized losses | (38) | $ (9)
Commercial Mortgage Backed Securities |  |
Available-for-sale Securities With Unrealized Loss Positions |  |
Available-for-sale securities with unrealized loss positions, less than 12 months, fair value | 34,931 |
Available-for-sale securities with unrealized loss positions, less than 12 months, unrealized losses | (786) |
Available-for-sale securities with unrealized loss positions, 12 months or more, fair value | 0 |
Available-for-sale securities with unrealized loss positions, 12 months or more, unrealized losses | 0 |
Available-for-sale securities with unrealized loss positions, fair value | 34,931 |
Available-for-sale securities, with unrealized loss positions, unrealized losses | $ (786) |

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121582814&loc=SL82922890-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456 + Details
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- Definition Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121582814&loc=SL82922890-210455 + Details
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