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Derivative Financial Instruments Part 2 (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014
Interest Rate Swap [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | $ 2,662 |  | $ 2,662 |  | $ 3,025
Fair value of derivative liability | 2,705 |  | 2,705 |  | 2,813
Derivatives in Hedging Relationships [Member] | Mortgage Banking, Net [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Amount of loss recognized | 0 | $ (2,269) | 0 | $ (4,299) |
Derivatives in Hedging Relationships [Member] | Other Comprehensive Income (Loss) [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net [Abstract] |  |  |  |  |
Amount of gain (loss) recognized in other comprehensive income | 174 | (562) | (434) | (970) |
Derivatives in Hedging Relationships [Member] | Accumulated Other Comprehensive Loss and Other Interest Expense [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Amount of loss recognized | (209) | 0 | (421) | 0 |
Derivatives in Hedging Relationships [Member] | Interest Rate Swap [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | (60) |  | (60) |  | 221
Derivatives not Designated as Hedging Instruments [Member] | Mortgage Banking, Net [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Amount of (loss) gain recognized in mortgage banking, net | (1,594) | 4,977 | 2,956 | 8,253 |
Derivatives not Designated as Hedging Instruments [Member] | Bank Card and Other Fees [Member] |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Amount of gain (loss) recognized in bank card and other fees | 118 | $ (122) | 34 | $ (243) |
Derivatives not Designated as Hedging Instruments [Member] | Forward Contracts [Member] | Other Liabilities [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | (1,957) |  | (1,957) |  | 1,014
Derivatives not Designated as Hedging Instruments [Member] | Future Contracts [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | (620) |  | (620) |  | 928
Derivatives not Designated as Hedging Instruments [Member] | Exchange Traded Purchased Options [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | 311 |  | 311 |  | 253
Derivatives not Designated as Hedging Instruments [Member] | OTC Written Options (Rate Locks) [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | 1,621 |  | 1,621 |  | 1,299
Derivatives not Designated as Hedging Instruments [Member] | Interest Rate Swap [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | 2,722 |  | 2,722 |  | 2,804
Derivatives not Designated as Hedging Instruments [Member] | Interest Rate Swap [Member] | Other Liabilities [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative liability | 2,705 |  | 2,705 |  | 2,813
Derivatives not Designated as Hedging Instruments [Member] | Credit Risk Participation Agreement [Member] | Other Assets [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative asset | 18 |  | 18 |  | 22
Derivatives not Designated as Hedging Instruments [Member] | Credit Risk Participation Agreement [Member] | Other Liabilities [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative liability | 18 |  | 18 |  | 21
Derivatives not Designated as Hedging Instruments [Member] | Exchange Traded Written Options [Member] | Other Liabilities [Member] |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Fair value of derivative liability | $ 742 |  | $ 742 |  | $ 490

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