Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Details)

v3.5.0.2
FAIR VALUE MEASUREMENTS (Details) - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
U.S. Government Treasury [Member]    
ASSETS:    
Assets, Fair Value Disclosure $ 273,685 $ 250,346
U.S. Government Agency [Member]    
ASSETS:    
Assets, Fair Value Disclosure 129,516 101,824
States and Political Subdivisions [Member]    
ASSETS:    
Assets, Fair Value Disclosure 86,634 88,362
Mortgage-Backed Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 1,482 1,901
Equity Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 8,822 8,595
Level 1 Inputs [Member] | U.S. Government Treasury [Member]    
ASSETS:    
Assets, Fair Value Disclosure 273,685 250,346
Level 1 Inputs [Member] | U.S. Government Agency [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Level 1 Inputs [Member] | States and Political Subdivisions [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Level 1 Inputs [Member] | Mortgage-Backed Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Level 1 Inputs [Member] | Equity Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 2 [Member] | U.S. Government Treasury [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 2 [Member] | U.S. Government Agency [Member]    
ASSETS:    
Assets, Fair Value Disclosure 129,516 101,824
Fair Value, Inputs, Level 2 [Member] | States and Political Subdivisions [Member]    
ASSETS:    
Assets, Fair Value Disclosure 86,634 88,362
Fair Value, Inputs, Level 2 [Member] | Mortgage-Backed Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 1,482 1,901
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 8,822 8,595
Fair Value, Inputs, Level 3 [Member] | U.S. Government Treasury [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 3 [Member] | U.S. Government Agency [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 3 [Member] | States and Political Subdivisions [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 3 [Member] | Mortgage-Backed Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure 0 0
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member]    
ASSETS:    
Assets, Fair Value Disclosure $ 0 $ 0