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LONG-TERM DEBT AND CREDIT AGREEMENT Debt Disclosure1 (Details) - USD ($)
3 Months Ended
Feb. 25, 2022
Jan. 05, 2021
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Other long-term debt     $ 971,000   $ 1,023,000
Total debt     169,598,000   169,964,000
Less: current portion     8,709,000   9,158,000
Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction     440,000 $ 2,574,000  
Loss (Gain) on Extinguishment of Debt   $ 3,700,000 0 2,579,000  
Convertible Notes unamortized issue discount and debt issuance costs     (2,373,000)    
Long-term Debt, Maturities, Repayments of Principal in Year Two     8,717,000    
Long-term Debt, Maturities, Repayments of Principal in Year Three     11,935,000    
Long-term Debt, Maturities, Repayments of Principal in Year Four     16,223,000    
Long-term Debt, Maturities, Repayments of Principal in Year Five     17,306,000    
Long-term Debt, Maturities, Repayments of Principal after Year Five     111,259,000    
Write off of Deferred Debt Issuance Cost   2,600,000      
Unwind capped call cash receipt   $ 1,100,000 0 $ 1,169,000  
Term Loan          
Debt Instrument, LIBOR Floor Rate   0.25%      
London Interbank Offered Rate (LIBOR) [Member] | Term Loan          
Debt Instrument, Basis Spread on Variable Rate   3.00%      
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member] | Term Loan          
Interest Expense, Long-term Debt     1,200,000    
Debt Instrument, Basis Spread on Variable Rate   2.00%      
Long-term Line of Credit     0    
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member] | Term Loan          
Debt Instrument, Basis Spread on Variable Rate   3.25%      
JPMorgan Chase | Term Loan          
Line of Credit Facility, Maximum Borrowing Capacity   $ 180,000,000      
JPMorgan Chase | Revolving Credit Facility [Member]          
Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction     $ 400,000    
Line of Credit Facility, Maximum Borrowing Capacity   $ 70,000,000      
Line Of Credit Facility, Covenant Terms, Maximum Net Leverage Ratio     400.00%    
Debt Instrument, Basis Spread on Variable Rate, Reduction 0.25%        
Debt Instrument, Interest Rate, Effective Percentage     2.75%    
Cerberus Business Finance LLC [Member] | Long-term Debt [Member]          
Unamortized Debt Issuance Expense     $ 2,373,000   $ 2,059,000