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Fair Value Measurements (Loss) Gain On Assets and Liabilities Measured On A Recurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ 88 | $ 105 | $ 252 | $ 2,636
Mortgage Loans Held for Sale [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | (1,182) | 727 | (824) | 3,515
Forward Sales or Mortgage Backed Securities [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | 1,812 | (619) | 1,432 | (1,184)
Interest Rate Lock Commitments [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | (573) | 176 | (228) | 897
Best Efforts Contracts [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ 31 | $ (179) | $ (128) | $ (592)

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