Annual report pursuant to Section 13 and 15(d)

EMPLOYEE BENEFIT PLANS (Details 2)

v3.6.0.2
EMPLOYEE BENEFIT PLANS (Details 2) - Defined benefit pension plan [Member] - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets $ 113,813 $ 105,792 $ 108,172 $ 103,842
Common Stock [Member] | Level 1 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets 0 18,197    
Mutual Fund Real Estate [Member] | Level 1 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets 4,731 3,442    
Fixed Income Funds [Member] | Level 1 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets 16,189 14,738    
Mutual Funds Equity [Member] | Level 1 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets 75,159 53,649    
Cash and Cash Equivalents [Member] | Level 1 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets 15,345 12,402    
U.S. Government Agency [Member] | Level 2 Inputs [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Fair Value of Plan Assets $ 2,389 $ 3,364