| Balances of commitments and contingencies |
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September 30, |
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December 31, |
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September 30, |
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2012 |
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2011 |
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2011 |
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Commitments with off-balance sheet risk:
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Commitments to extend credit
(1)
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$ |
844,190 |
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$ |
720,317 |
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$ |
735,129 |
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Standby letters of credit
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46,861 |
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38,068 |
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40,242 |
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Mortgage loan rate lock commitments
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172,316 |
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45,820 |
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132,691 |
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Total commitments with off-balance sheet risk
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$ |
1,063,367 |
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$ |
804,205 |
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$ |
908,062 |
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Commitments with balance sheet risk:
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Loans held for sale
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$ |
141,965 |
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$ |
74,823 |
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$ |
61,786 |
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Total other commitments
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$ |
1,205,332 |
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$ |
879,028 |
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$ |
969,848 |
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| (1) |
Includes unfunded overdraft protection. |
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