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Securities Continuous Unrealized Loss (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
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Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | $ 276,196 | $ 187,869
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 14,852 | 2,689
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 93,554 | 68,137
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 9,419 | 2,340
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 369,750 | 256,006
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 24,271 | 5,029
US Government and Government Agencies and Authorities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 78,527 | 49,799
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 3,404 | 1,025
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 37,525 | 26,412
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 4,024 | 1,054
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 116,052 | 76,211
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 7,428 | 2,079
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 173,957 | 130,110
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 9,964 | 1,555
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 52,473 | 38,611
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 4,942 | 1,125
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 226,430 | 168,721
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | 14,906 | 2,680
US States and Political Subdivisions Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 23,712 | 7,960
Available-for-sale Securities Continuous Unrealized Loss Position Less than 12 Months Aggregate Losses | 1,484 | 109
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 3,556 | 3,114
Available-for-sale Securities Continuous Unrealized Loss Position 12 Months or Longer Aggregate Losses | 453 | 161
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 27,268 | 11,074
Available-for-sale Securities Continuous Unrealized Loss Position Aggregate Losses | $ 1,937 | $ 270

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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=124269663&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=123581744&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=123581744&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=124269663&loc=SL82922890-210455 + Details
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