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Securities, Securities in Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Securities [Abstract] |  |
Percentage of total investment with unrealized losses | 31.30% | 42.80%
Available-for-sale, amortized cost [Abstract] |  |
Less than 12 months | $ 112,417 | $ 85,046
12 months or more | 90,675 | 173,948
Total | 203,092 | 258,994
Available-for-sale, gross unrealized losses [Abstract] |  |
Less than 12 months | (3,895) | (561)
12 months or more | (975) | (1,400)
Total | (4,870) | (1,961)
Available-for-sale, fair value [Abstract] |  |
Less than 12 months | 108,522 | 84,485
12 months or more | 89,700 | 172,548
Total | 198,222 | 257,033
U.S. Treasury and Government Agencies [Member] |  |
Available-for-sale, amortized cost [Abstract] |  |
Less than 12 months | 14,713 | 25,955
12 months or more | 51,913 | 82,339
Total | 66,626 | 108,294
Available-for-sale, gross unrealized losses [Abstract] |  |
Less than 12 months | (86) | (148)
12 months or more | (251) | (428)
Total | (337) | (576)
Available-for-sale, fair value [Abstract] |  |
Less than 12 months | 14,627 | 25,807
12 months or more | 51,662 | 81,911
Total | 66,289 | 107,718
State and Political Subdivisions [Member] |  |
Available-for-sale, amortized cost [Abstract] |  |
Less than 12 months | 1,113 | 8,356
12 months or more | 0 | 0
Total | 1,113 | 8,356
Available-for-sale, gross unrealized losses [Abstract] |  |
Less than 12 months | (43) | (37)
12 months or more | 0 | 0
Total | (43) | (37)
Available-for-sale, fair value [Abstract] |  |
Less than 12 months | 1,070 | 8,319
12 months or more | 0 | 0
Total | 1,070 | 8,319
U.S. Government Sponsored Agency Mortgage-backed Securities [Member] |  |
Available-for-sale, amortized cost [Abstract] |  |
Less than 12 months | 40,026 | 19,317
12 months or more | 38,762 | 91,609
Total | 78,788 | 110,926
Available-for-sale, gross unrealized losses [Abstract] |  |
Less than 12 months | (570) | (100)
12 months or more | (724) | (972)
Total | (1,294) | (1,072)
Available-for-sale, fair value [Abstract] |  |
Less than 12 months | 39,456 | 19,217
12 months or more | 38,038 | 90,637
Total | 77,494 | 109,854
Other Debt Securities [Member] |  |
Available-for-sale, amortized cost [Abstract] |  |
Less than 12 months | 56,565 | 31,418
12 months or more | 0 | 0
Total | 56,565 | 31,418
Available-for-sale, gross unrealized losses [Abstract] |  |
Less than 12 months | (3,196) | (276)
12 months or more | 0 | 0
Total | (3,196) | (276)
Available-for-sale, fair value [Abstract] |  |
Less than 12 months | 53,369 | 31,142
12 months or more | 0 | 0
Total | $ 53,369 | $ 31,142

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- Definition This item represents the aggregate amortized cost of investments in debt securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months. + References No definition available. + Details
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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=118955579&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=118939692&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=118942371&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=118939692&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=118955579&loc=SL82922890-210455 + Details
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