Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details Textuals)

v3.6.0.2
STOCK-BASED COMPENSATION (Details Textuals) - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation Expense $ 1,900,000 $ 1,400,000 $ 1,800,000
2011 Director Stock Purchase Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of common stock purchase (in percent) 90.00%    
Shares reserved for issuance (in shares) 150,000    
Shares issued (in shares) 15,530 12,494 10,932
Compensation Expense $ 23,000 $ 19,000 $ 14,000
Common stock shares remaining reserved for issuance (in shares) 58,720    
2011 Associate Stock Purchase Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of common stock purchase (in percent) 90.00%    
Shares issued (in shares) 44,782 21,088 28,630
Compensation Expense $ 100,000 $ 52,000 $ 64,000
Percentage of outstanding stock purchase (in percent) 10.00%    
Maximum Stock purchases under the plan $ 25,000    
Common stock shares reserved for issuance (in shares) 593,750    
Common stock shares remaining reserved for issuance (in shares) 352,450    
Executive Long-Term Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation Expense $ 300,000 300,000 500,000
2011 Associate Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation Expense $ 1,200,000 $ 1,100,000 $ 1,200,000
Common stock shares reserved for issuance (in shares) 875,000