COMMITMENTS AND CONTINGENCIES (Balances of Commitments and Contingencies) (Details) - USD ($) $ in Thousands |
Mar. 31, 2019 |
Dec. 31, 2018 |
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| Commitments with off-balance sheet risk: | ||
| Total commitments with off-balance sheet risk | $ 3,953,112 | $ 3,334,682 |
| Commitments to Extend Credit | ||
| Commitments with off-balance sheet risk: | ||
| Total commitments with off-balance sheet risk | 3,763,137 | 3,167,085 |
| Standby Letters of Credit | ||
| Commitments with off-balance sheet risk: | ||
| Total commitments with off-balance sheet risk | $ 189,975 | $ 167,597 |
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- Definition Commitments with Off Balance Sheet Risk [Abstract] No definition available.
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- Definition The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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