v2.4.0.8

Commitments and Contingent Liabilities (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Minimum future rental payments: |  |  |  |
2014 |  | $ 8,033,000 |  |
2015 |  | 6,787,000 |  |
2016 |  | 4,847,000 |  |
2017 |  | 3,642,000 |  |
2018 |  | 3,111,000 |  |
Thereafter |  | 13,105,000 |  |
Total minimum payments |  | 39,525,000 |  |
Operating Leases, Rent Expense, Sublease Rentals |  | 673,000 | 639,000 | 655,000
Operating Leases, Rent Expense, Net |  | 8,500,000 | 4,500,000 | 4,600,000
Restructuring and Related Cost, Expected Cost Remaining | 1,200,000 |  |  |
Commitments to Extend Credit [Member] |  |  |  |
Minimum future rental payments: |  |  |  |
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability |  | 1,370,000,000 | 888,500,000 |
Standby Letters of Credit [Member] |  |  |  |
Minimum future rental payments: |  |  |  |
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability |  | 36,700,000 | 19,500,000 |
Commercial Letter of Credit and other off-balance sheet liabilities [Member] |  |  |  |
Minimum future rental payments: |  |  |  |
Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability |  | 2,700,000 | 46,000 |
Branch consolidation [Member] |  |  |  |
Minimum future rental payments: |  |  |  |
Increase (Decrease) in Restructuring Reserve |  | 1,400,000 |  |
Restructuring and Related Cost, Accelerated Depreciation |  | 1,400,000 |  |
Restructuring and Related Cost, Cost Incurred to Date |  | 2,800,000 |  |
Restructuring and Related Cost, Expected Cost |  | $ 4,000,000 |  |

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