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Fair Value Measurements (Loss) Gain On Assets and Liabilities Measured On A Recurring Basis (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
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Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ 71 | $ (182) | $ 735 | $ 10
Mortgage Loans Held for Sale [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | (2,508) | 700 | (1,584) | 103
Forward Sales or Mortgage Backed Securities [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | 3,368 | (852) | 3,038 | (87)
Interest Rate Lock Commitments [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | (929) | 34 | (736) | (13)
Best Efforts Contracts [Member] |  |  |  |
Financial Instrument [Line Items] |  |  |  |
(Loss) Gain On Assets and Liabilities Measured On A Recurring Basis | $ 140 | $ (64) | $ 17 | $ 7

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- Definition The amount of gain (loss) recognized in financial services revenue during the period. + References No definition available. + Details
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