Note 19 - Commitments and Contingencies - Summary of Commitments and Contingent Liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|---|
| Commitments to extend credit | $ 1,945,171 | $ 1,667,015 | $ 1,409,425 |
| Credit card arrangements | 128,149 | 100,678 | 62,462 |
| Standby letters of credit and financial guarantees | 41,654 | 40,991 | 38,224 |
| Total | $ 2,114,974 | $ 1,808,684 | $ 1,510,111 |
| X | ||||||||||
- Definition The minimum amount the entity agreed to spend under commitment to extend credit. No definition available.
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| X | ||||||||||
- Definition The minimum amount the entity agreed to spend under commitment to credit card arrangement. No definition available.
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| X | ||||||||||
- Definition The minimum amount the entity committed to spend for standby letters of credit and financial guarantees No definition available.
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. No definition available.
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