Quarterly report pursuant to Section 13 or 15(d)

INTANGIBLE ASSETS (Narrative) (Details)

v3.7.0.1
INTANGIBLE ASSETS (Narrative) (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Finite-Lived Intangible Assets [Line Items]        
Impairment charges $ 0      
Intangible assets, amortization expense 1,544,000 $ 1,745,000 $ 3,180,000 $ 3,625,000
Minimum | ODCM        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization period     5 years  
Maximum | ODCM        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization period     10 years  
Amortizable core deposit intangibles        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization expense 1,400,000 1,700,000 $ 2,900,000 3,600,000
Amortizable core deposit intangibles | Minimum        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization period     4 years  
Amortizable core deposit intangibles | Maximum        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization period     14 years  
Other amortizable intangibles        
Finite-Lived Intangible Assets [Line Items]        
Intangible assets, amortization expense $ 120,000 $ 0 $ 240,000 $ 0