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Financial Instruments With Off-Balance Sheet Risk And Financial Instruments With Concentrations Of Credit Risk (Tables) | 12 Months Ended
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Dec. 31, 2013
Risks and Uncertainties [Abstract] |
Schedule of off-balance sheet financial instruments with credit risk | The total amounts of off-balance sheet financial instruments with credit risk were as follows:
December 31 (In thousands) |  | 2013 |  | 2012
Loan commitments |  | $ | 821,795 |  |  | $ | 815,585 |
Standby letters of credit |  | 20,590 |  |  | 22,961 |

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- Definition Schedule of Off Balance Sheet Financial Instruments With Credit Risk [Table Text Block] + References No definition available. + Details
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