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Debt (Details) - USD ($)
3 Months Ended 9 Months Ended
Jun. 25, 2020
Dec. 31, 2019
Dec. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Jun. 30, 2020
Jun. 24, 2020
Dec. 30, 2019
Debt Instrument [Line Items]                
Credit limit on revolving loan facility   $ 25,000,000.0   $ 25,000,000.0       $ 23,000,000.0
Commitment fee percentage on line of credit       0.25%        
Term loan repayment       $ 17,924,000 $ 4,666,000      
Loan and Security Agreement                
Debt Instrument [Line Items]                
Face value of term loan             $ 5,000,000.0  
Amended and Restated Loan And Security Agreement, Foreign Bank Term Loan                
Debt Instrument [Line Items]                
Face value of term loan $ 15,000,000.0              
Amended and Restated Loan And Security Agreement, Term Loan | London Interbank Offered Rate (LIBOR) | Minimum                
Debt Instrument [Line Items]                
Variable interest rate 2.25%              
Amended and Restated Loan And Security Agreement, Term Loan | London Interbank Offered Rate (LIBOR) | Maximum                
Debt Instrument [Line Items]                
Variable interest rate 3.50%              
Line of Credit | Loan and Security Agreement                
Debt Instrument [Line Items]                
Percent of qualified AR           80.00%    
Percent of the lower of cost or market of US inventory values           50.00%    
Line of Credit | Amended and Restated Loan And Security Agreement, Term Loan                
Debt Instrument [Line Items]                
Credit limit on revolving loan facility       $ 25,000,000        
Percent of qualified AR 80.00%              
Percent of Net Orderly Liquidation Value (NOLV) 85.00%              
Percent of US real estate values 62.50%              
Term Loan                
Debt Instrument [Line Items]                
Face value of term loan   $ 10,000,000.0            
Term of loan (in years)   5 years            
Fixed interest rate   4.00%            
Term of interest only payments   12 months            
Credit limit for external borrowing   $ 5,000,000.0           $ 2,500,000
Term Loan | Amended and Restated Loan And Security Agreement, Term Loan                
Debt Instrument [Line Items]                
Percentage of sales proceeds to be paid on term loan if proceeds are less than 2 million dollars 50.00%              
Amount of sales proceeds to be paid on term loan if proceeds are more than 2 million dollars $ 2,000,000              
Term loan repayment     $ 2,000,000