Quarterly report pursuant to Section 13 or 15(d)

INTANGIBLE ASSETS (Narrative) (Details)

v3.19.3
INTANGIBLE ASSETS (Narrative) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Feb. 01, 2019
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Finite-Lived Intangible Assets [Line Items]          
Goodwill, written off related to sale of business unit     $ 864    
Intangible assets, amortization expense   $ 4,764 3,490 $ 13,919 $ 9,885
Minimum | Access National Bank          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, amortization period (years) 5 years        
Maximum | Access National Bank          
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   $ 4,800 $ 3,500 $ 13,900 $ 9,900
Core Deposits and Other Intangible Assets | Minimum | Access National Bank          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, amortization period (years)       5 years  
Core Deposits and Other Intangible Assets | Maximum | Access National Bank          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, amortization period (years)       10 years  
Other amortizable intangibles | Minimum | Access National Bank          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, amortization period (years)       5 years  
Other amortizable intangibles | Maximum | Access National Bank          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, amortization period (years)       10 years