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STOCKHOLDERS' EQUITY AND EARNINGS PER SHARE 2 (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Apr. 01, 2016
Mar. 31, 2016
Mar. 31, 2015
Dec. 31, 2015
Jul. 24, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Dividends Declared on Redeemable Convertible Preferred Stock   $ (534) $ (528)    
Preferred stock issued         $ 26,400
Liquidation preference of preferred stock       $ 39,570  
Fully vested stock warrants outstanding (shares)   2,000,000      
Series B-1 and B-2 Cumulative Convertible Preferred Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Preferred stock issued (in shares)       8,200,000  
Increase in carrying amount of redeemable preferred stock       $ 26,400  
Quarterly preferred stock dividend rate (percent)   8.00%      
Series B Preferred Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Liquidation preference of preferred stock   $ 39,570      
Preferred stock redemption premium   13,200      
Deemed dividend on redeemable convertible preferred stock   $ (600) (600)    
Stock Incentive Plan 2010 [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Issued in period (shares)   324,500      
Forfeitures in period (shares)   0      
Fully vested options outstanding (shares)   701,667      
Nonvested grants outstanding (shares)   843,335      
Compensation expense   $ 200 $ 200    
Stock based compensation cost not yet recognized   $ 1,400      
Stock based compensation cost not yet recognized period of recognition (in years)   1 year 9 months 29 days      
Subsequent Event [Member] | Stock Incentive Plan 2010 [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Forfeitures in period (shares) 50,000        
Forfeited shares 66,666