Quarterly report pursuant to Section 13 or 15(d)

INTANGIBLE ASSETS (Narrative) (Details)

v3.20.1
INTANGIBLE ASSETS (Narrative) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2019
Mar. 31, 2020
Mar. 31, 2019
Finite-Lived Intangible Assets [Line Items]      
Impairment charges for goodwill $ 0 $ 0  
Intangible assets, amortization expense   $ 4,401 $ 4,218
Minimum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   4 years  
Maximum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   10 years  
Core Deposits | Minimum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   4 years  
Core Deposits | Maximum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   10 years  
Other Amortizable Intangibles | Minimum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   4 years  
Other Amortizable Intangibles | Maximum      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization period (years)   10 years  
Core Deposits and Other Intangible Assets      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, amortization expense   $ 4,400 $ 4,200