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Fair Value Measurements (Loss) Gain On Assets and Liabilities Measured On A Recurring Basis (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Financial Instrument [Line Items] |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ (727) | $ 2,445 | $ (1,440)
Mortgage Loans Held for Sale [Member] |  |  |
Financial Instrument [Line Items] |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | (590) | 3,191 | (2,094)
Forward Sales or Mortgage Backed Securities [Member] |  |  |
Financial Instrument [Line Items] |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | 89 | (927) | 492
Interest Rate Lock Commitments [Member] |  |  |
Financial Instrument [Line Items] |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | 32 | 607 | (320)
Best Efforts Contracts [Member] |  |  |
Financial Instrument [Line Items] |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ (258) | $ (426) | $ 482

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