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Debt - Narrative (Details)
1 Months Ended 3 Months Ended
Mar. 25, 2022
Aug. 02, 2021
USD ($)
monthly_installment
Feb. 28, 2021
USD ($)
Nov. 30, 2019
USD ($)
$ / shares
Aug. 31, 2018
USD ($)
Feb. 28, 2014
Mar. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Debt Instrument [Line Items]                
Principal amount             $ 90,578,000 $ 72,416,000
Initial conversion rate of notes 0.3521126              
Convertible debt   $ 600,000            
Number of installments | monthly_installment   24            
Revolving Credit Facility                
Debt Instrument [Line Items]                
Maximum ability to borrow under line of credit         $ 15,000,000      
Percentage of eligible receivables         85.00%      
Percentage of eligible inventory         50.00%      
Bridge Loans                
Debt Instrument [Line Items]                
Long-term debt             35,700,000  
Principal amount             25,000,000 0
Long-term debt, principal amount             25,000,000 0
Convertible Debt                
Debt Instrument [Line Items]                
Long-term debt             54,271,000 54,160,000
Principal amount             55,578,000 55,578,000
Line of Credit | Revolving Credit Facility                
Debt Instrument [Line Items]                
Commitment fee amount         $ 112,500      
Borrowing base of the credit facility             8,400,000  
Line of credit outstanding             0 6,838,000
Line of Credit | Revolving Credit Facility | Minimum | Prime Rate                
Debt Instrument [Line Items]                
Additional interest rate         0.50%      
Line of Credit | Revolving Credit Facility | Maximum | Prime Rate                
Debt Instrument [Line Items]                
Additional interest rate         5.25%      
Secured Debt                
Debt Instrument [Line Items]                
Long-term debt             10,106,000 10,049,000
Principal amount   $ 10,000,000         $ 10,000,000 10,000,000
Effective interest rate             6.30%  
Long-term debt, principal amount             $ 10,000,000 10,000,000
Interest rate on notes             4.00%  
Adjusted quick ratio   1.25            
Term loan advances percentage   6.50%            
Secured Debt | Prime Rate                
Debt Instrument [Line Items]                
Additional interest rate             0.75%  
Senior Convertible Notes due 2034 | Convertible Debt                
Debt Instrument [Line Items]                
Long-term debt             $ 568,000 568,000
Principal amount             578,000 578,000
Effective interest rate           3.00%    
Long-term debt, principal amount     $ 500,000 $ 1,100,000     578,000 578,000
Proceeds from debt issuance       52,700,000        
Debt extinguished       $ 50,200,000        
Interest rate on notes           2.75%    
Senior Convertible Notes due 2034 | Convertible Debt | Redemption, Period Three                
Debt Instrument [Line Items]                
Debt instrument redemption price     100.00%     100.00%    
Exchange Convertible Senior Notes due 2034 | Convertible Debt                
Debt Instrument [Line Items]                
Loss on extinguishment of debt     $ 9,000          
Initial conversion rate of notes       0.3448276        
Initial conversion price of stock (in usd per share) | $ / shares       $ 2.90        
Exchange Convertible Senior Notes due 2034 | Convertible Debt | Redemption, Period One                
Debt Instrument [Line Items]                
Debt redemption conditioned upon common stock value exceeding a percentage of the conversion price       150.00%        
Exchange Convertible Senior Notes due 2034 | Convertible Debt | Redemption, Period Two                
Debt Instrument [Line Items]                
Debt redemption conditioned upon common stock value exceeding a percentage of the conversion price       130.00%        
Senior Convertible Notes Due 2024 | Convertible Debt                
Debt Instrument [Line Items]                
Long-term debt             53,703,000 53,592,000
Principal amount       $ 55,000,000     55,000,000 55,000,000
Effective interest rate       6.20%        
Long-term debt, principal amount             $ 55,000,000 $ 55,000,000
Debt extinguished       $ 51,800,000        
Interest rate on notes       5.25%