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Derivative Financial Instruments (Tables) | 3 Months Ended
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Mar. 31, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] |
|  | March 31, 2020 |  |  | December 31, 2019 |
|  | Notional |  |  | Fair |  |  | Notional |  |  | Fair |
($ in thousands) |  | Amount |  |  | Value |  |  | Amount |  |  | Value |
Asset Derivatives |  |  |  |  |  |  |  |  |  |  |  |
Derivatives not designated as hedging instruments |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps associated with loans |  | $ | 91,506 |  |  | $ | 9,155 |  |  | $ | 82,826 |  |  | $ | 2,846 |
IRLCs |  |  | 77,462 |  |  |  | 726 |  |  |  | 16,347 |  |  |  | 55 |
Total contracts |  | $ | 168,968 |  |  | $ | 9,881 |  |  | $ | 99,173 |  |  | $ | 2,901 |
Liability Derivatives |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives not designated as hedging instruments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps associated with loans |  | $ | 91,506 |  |  | $ | (9,155 | ) |  | $ | 82,826 |  |  | $ | (2,846 | )
Forward contracts |  |  | 78,500 |  |  |  | (1,085 | ) |  |  | 22,000 |  |  |  | (32 | )
Total contracts |  | $ | 170,006 |  |  | $ | (10,240 | ) |  | $ | 104,826 |  |  | $ | (2,878 | )
Schedule of consolidated statements of income for non-hedging derivative financial instruments |
|  |  |  | Amount of gain (loss) |
($ in thousands) |  | Statement of income classification |  | 2020 |  |  | 2019 |
Interest rate swap contracts |  | Other income |  | $ | 180 |  |  | $ | 78 |
Interest rate swap contracts |  | Other expense |  |  | - |  |  |  | - |
IRLCs |  | Gain on sale of mortgage loans & OMSR |  |  | 671 |  |  |  | 10 |
Forward contracts |  | Gain on sale of mortgage loans & OMSR |  |  | (1,053 | ) |  |  | (36 | )
Offsetting Assets [Table Text Block] |
|  |  |  |  | Gross amounts |  |  | Net amounts of assets |  |  | Gross amounts not offset in the consolidated balance sheet |  |  |  |
($ in thousands) |  | Gross amounts of recognized assets |  |  | offset in the consolidated balance sheet |  |  | presented in the consolidated balance sheet |  |  | Financial instruments |  |  | Cash collateral received |  |  | Net amount |
March 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  | $ | 9,155 |  |  | $ | - |  |  | $ | 9,155 |  |  | $ | - |  |  | $ | - |  |  | $ | 9,155 |
December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  | $ | 2,901 |  |  | $ | 55 |  |  | $ | 2,846 |  |  | $ | - |  |  | $ | - |  |  | $ | 2,846 |
Offsetting Liabilities [Table Text Block] |
|  |  |  |  | Gross amounts |  |  | Net amounts of liabilities |  |  | Gross amounts not offset in the consolidated balance sheet |  |  |  |
($ in thousands) |  | Gross amounts of recognized liabilities |  |  | offset in the consolidated balance sheet |  |  | presented in the consolidated balance sheet |  |  | Financial instruments |  |  | Cash collateral pledged |  |  | Net amount |
March 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  | $ | 9,155 |  |  | $ | - |  |  | $ | 9,155 |  |  | $ | - |  |  | $ | 9,234 |  |  | $ | (79 | )
December 31, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate swaps |  | $ | 2,901 |  |  | $ | 55 |  |  | $ | 2,846 |  |  | $ | - |  |  | $ | 3,242 |  |  | $ | (396 | )

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