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STOCK COMPENSATION (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation $ 3,400 $ 2,500 $ 1,400
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Shares Subject to Option, beginning of year 660,700    
Granted 0    
Exercised 0    
Forfeited/Expired (207,500)    
Shares Subject to Option, end of year 453,200 660,700  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number 453,200    
Weighted-Average Exercise Price, beginning of year $ 16.97    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price 0    
Exercised 0    
Forfeited/Expired 22.50    
Weighted-Average Exercise Price, end of year 14.44 $ 16.97  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price $ 14.44    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 3 years 9 months 14 days    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term 3 years 9 months 14 days    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value $ 237,900    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value $ 237,900    
Treasury Stock, Shares 80,876 89,612  
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Intrinsic Value $ 2.54    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value 9.13    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value 2.75    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Intrinsic Value $ 6.25 $ 2.54  
Deferred Compensation Share-based Arrangements, Liability, Current $ 3,100    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term 1 year 9 months 18 days    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value $ 7,500 $ 1,300 $ 600
Restricted stock awards (in shares) 438,195 1,026,946 355,201
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value $ 4.49    
Auditor Name Grant Thornton LLP    
Auditor Location Chicago, Illinois    
Deferred Compensation Arrangement with Individual, Allocated Share-based Compensation Expense $ 900    
Equity Incentive Plan 2005 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 4,300,000    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 1,144,377    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted 438,195    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (840,703)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 722,869 1,144,377  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period 19,000