Annual report pursuant to Section 13 and 15(d)

CAPITAL TRANSACTIONS Stock Options Narrative (Details)

v3.10.0.1
CAPITAL TRANSACTIONS Stock Options Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Time-based stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense $ 200 $ 200 $ 800  
Unrecognized share-based compensation expense, options $ 0 13 $ 300  
Time-based stock options | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period 48 months      
Performance based stock options operating income margins        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Operating income margin, one (as a percent) 6.00%      
Operating income margin, two (as a percent) 8.00%      
Operating income margin, three (as a percent) 10.00%      
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares) 50,000   0  
Granted (in dollars per share) $ 8.43   $ 0.00  
Aggregate intrinsic values of options exercised $ 200 17 $ 200  
Related tax benefit $ 100 $ 17 $ 100  
Outstanding options to purchase (in shares) 1,114,000 1,390,000 1,524,000 1,683,000
Exercisable (in shares) 1,114,000 1,293,000    
Expected to vest (in shares)   92,000    
Aggregate Intrinsic value, outstanding $ 200 $ 900    
Aggregate Intrinsic value, exercisable $ 200 900    
Aggregate Intrinsic value, expected to vest   $ 0    
Stock options | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant date fair value (in dollars per share) $ 3.0      
Stock options | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant date fair value (in dollars per share) $ 3.5      
2012 Stock Incentive Plan | Time-Based and Net Sales Revenue Performance-Based Stock Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares) 50,000 25,000    
Granted (in dollars per share) $ 8.43 $ 13.50    
2012 Stock Incentive Plan | Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted (in shares) 99,000 17,000 35,000  
Granted (in dollars per share) $ 6.10 $ 12.06 $ 4.74  
Weighted-average grant date fair value (in dollars per share)   $ 4.94    
Termination period 10 years