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Derivative Financial Instruments - Fair Value Hedges (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 USD ($) derivative | Sep. 30, 2018 USD ($) | Sep. 30, 2019 USD ($) derivative | Sep. 30, 2018 USD ($) | Dec. 31, 2018 USD ($)
Loans and leases |  |  |  |  |
Net gains and losses recognized in income related to derivatives in fair value hedging relationships |  |  |  |  |
Carrying Amount of the Hedged Asset | $ 24,797 |  | $ 24,797 |  | $ 42,496
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Asset | $ 1,226 |  | $ 1,226 |  | 293
Fair value hedges |  |  |  |  |
Fair hedges carried |  |  |  |  |
Fixed interest rate (as a percent) | 2.90% |  | 2.90% |  |
Loans and lease financing |  |  |  |  |
Net gains and losses recognized in income related to derivatives in fair value hedging relationships |  |  |  |  |
Recognized on hedged item | $ 255 |  | $ 944 |  |
Loans and lease financing | Interest rate swaps |  |  |  |  |
Net gains and losses recognized in income related to derivatives in fair value hedging relationships |  |  |  |  |
Recognized on interest rate swap | (151) |  | (917) |  |
Other |  |  |  |  |
Net gains and losses recognized in income related to derivatives in fair value hedging relationships |  |  |  |  |
Recognized on hedged item |  | $ (261) |  | $ (1,348) |
Other | Interest rate swaps |  |  |  |  |
Net gains and losses recognized in income related to derivatives in fair value hedging relationships |  |  |  |  |
Recognized on interest rate swap |  | $ 273 |  | $ 1,231 |
Derivatives designated as hedging instruments | Interest rate swaps |  |  |  |  |
Fair hedges carried |  |  |  |  |
Notional amounts | $ 23,545 |  | $ 23,545 |  | 41,317
Derivatives designated as hedging instruments | Interest rate swaps | Fair value hedges |  |  |  |  |
Fair hedges carried |  |  |  |  |
Number of derivatives carried | derivative | 1 |  | 1 |  |
Notional amounts | $ 23,500 |  | $ 23,500 |  | 41,300
Positive fair value |  |  |  |  |
Negative fair value | $ 900 |  | $ 900 |  | $ 0

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