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Securities - Securities Sold (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Carrying Value |  |  | $ 154,034,000 | $ 8,742,000
Net Proceeds | $ 0 | $ 0 | 155,391,000 | 8,773,000
Gain/(Loss) | $ 0 | $ 31,000 | 1,357,000 | 31,000
Obligations of states and political subdivisions |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Carrying Value |  |  | 47,000 | 2,696,000
Net Proceeds |  |  | 50,000 | 2,561,000
Gain/(Loss) |  |  | 3,000 | (135,000)
Residential mortgage backed securities: | Government agency mortgage backed securities |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Carrying Value |  |  | 136,340,000 | 6,046,000
Net Proceeds |  |  | 139,735,000 | 6,212,000
Gain/(Loss) |  |  | 3,395,000 | $ 166,000
Residential mortgage backed securities: | Government agency collateralized mortgage obligations |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Carrying Value |  |  | 5,626,000 |
Net Proceeds |  |  | 5,646,000 |
Gain/(Loss) |  |  | 20,000 |
Trust preferred securities |  |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |  |
Carrying Value |  |  | 12,021,000 |
Net Proceeds |  |  | 9,960,000 |
Gain/(Loss) |  |  | $ (2,061,000) |

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- Definition Amount of realized gain (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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27357-111563 + Details
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