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SECURITIES, OTHER THAN TEMPORARY IMPAIRMENT (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Mar. 31, 2014
Sep. 30, 2015
Sep. 30, 2014
Other than temporary impairment credit losses recognized in earnings [Roll Forward]      
Beginning balance $ 1,939 $ 0 $ 1,939
Amounts related to credit loss for which an other-than-temporary impairment was not previously recognized   0 0
Additions/Subtractions [Abstract]      
Amounts realized for securities sold during the period   0 0
Amounts related to securities for which the Corporation intends to sell or that it will be more likely than not that the Corporation will be required to sell prior to recovery of amortized cost basis   0 0
Reductions for increase in cash flows expected to be collected that are recognized over the remaining life of the security   0 0
Reductions for previous credit losses realized in securities liquidated during the period   0 (1,939)
Increases to the amount related to the credit loss for which other-than-temporary impairment was previously recognized   0 0
Ending balance   $ 0 $ 0
Collateralized Debt Obligations [Member]      
Additions/Subtractions [Abstract]      
Income from liquidation of debt securities $ 500