Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details Textuals)

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STOCK-BASED COMPENSATION (Details Textuals) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation Expense $ 1,900,000 $ 2,000,000 $ 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) 14,470 10,340 15,530
Compensation Expense $ 35,000 $ 22,000 $ 23,000
Common stock shares remaining reserved for issuance (in shares) 33,910    
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) 19,503 28,874 44,782
Compensation Expense $ 70,000 $ 94,000 $ 100,000
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) 304,073    
Weighted average estimated fair value (in dollars per shares) $ 3.57 $ 3.28 $ 2.22
2011 Associate Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued (in shares) 34,436    
Compensation Expense $ 1,100,000 $ 800,000 $ 1,200,000
Common stock shares reserved for issuance (in shares) 875,000    
Common stock shares remaining reserved for issuance (in shares) 426,472    
Executive Long-Term Incentive Plan President[Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued (in shares) 9,810 6,450  
Compensation Expense $ 200,000 $ 400,000 200,000
Executive Long TermI Incentive Plan CFO [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued (in shares) 2,406    
Compensation Expense $ 200,000 100,000  
Executive Long Term Incentive Plan CEO [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation Expense $ 300,000 $ 600,000 $ 300,000