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DEBT - Western Alliance Bank - Line of Credit and Term Loan Narrative (Details) - USD ($)
12 Months Ended
May 27, 2022
Nov. 27, 2020
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Oct. 29, 2021
Dec. 07, 2018
Oct. 31, 2017
Debt Instrument [Line Items]                
Payments of long-term debt     $ 39,457,000 $ 25,250,000 $ 500,000      
Total long-term debt     76,190,000 115,729,000        
Line of Credit | Western Alliance Agreement | Revolving Credit Facility                
Debt Instrument [Line Items]                
Maximum borrowing capacity           $ 2,700,000   $ 35,000,000.0
Total long-term debt     0 $ 34,300,000        
Line of credit facility, remaining borrowing capacity     $ 35,000,000.0          
Line of Credit | Western Alliance Agreement | Revolving Credit Facility | Subsequent Event                
Debt Instrument [Line Items]                
Debt instrument, interest rate floor 0.50%              
Borrowing base, percentage 80.00%              
Line of Credit | Western Alliance Agreement | Revolving Credit Facility | Prime Rate | Subsequent Event                
Debt Instrument [Line Items]                
Basis spread on variable rate 5.25%              
Term Loan | Western Alliance Agreement                
Debt Instrument [Line Items]                
Debt instrument, face amount             $ 10,000,000.0  
Payments of long-term debt   $ 10,000,000.0            
Extinguishment of debt, early repayment fee   $ 200,000            
Incremental Seasonal Loan | Western Alliance Agreement                
Debt Instrument [Line Items]                
Debt instrument, face amount             $ 5,000,000.0