Quarterly report pursuant to Section 13 or 15(d)

DEBT (Details)

v3.22.2.2
DEBT (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
May 31, 2022
USD ($)
item
$ / shares
Jun. 30, 2018
USD ($)
item
Sep. 30, 2022
USD ($)
$ / shares
Sep. 30, 2022
USD ($)
loan
$ / shares
Dec. 31, 2021
USD ($)
$ / shares
Sep. 30, 2021
Jul. 30, 2021
USD ($)
Debt Instrument [Line Items]              
Proceeds from convertible debt       $ 115,000      
Common stock par value (in dollars per share) | $ / shares     $ 0.0001 $ 0.0001 $ 0.0001    
Accrued interest rate     6.00% 6.00%   6.00%  
Current portion of long term debt     $ 444 $ 444 $ 825    
Amortization of issuance cost       $ 58      
Dental Arts Labs              
Debt Instrument [Line Items]              
Loan acquired             $ 3,888
AIDRO              
Debt Instrument [Line Items]              
Term of loan       4 years 6 months      
Loan acquired     1,100 $ 1,100      
Outstanding amount     600 $ 600      
Number of bank loans acquired | loan       3      
Bank loan paid     100 $ 300      
Current portion of long term debt     200 200      
Long-term debt, net of current portion     $ 400 $ 400      
AIDRO | Minimum              
Debt Instrument [Line Items]              
Accrued interest rate     1.70% 1.70%      
AIDRO | Maximum              
Debt Instrument [Line Items]              
Accrued interest rate     2.10% 2.10%      
2027 Convertible Notes              
Debt Instrument [Line Items]              
Nominal amount $ 115,000   $ 115,000 $ 115,000      
Debt instrument principal amount under initial placement 100,000            
Debt instrument principal amount under over allotment 15,000            
Proceeds from convertible debt $ 111,400            
Debt Instrument convertible conversion Ratio 601.5038            
Debt instrument convertible conversion price | $ / shares $ 1.66            
Debt instrument convertible threshold percentage of stock price trigger 130.00%            
Debt instrument convertible threshold trading days | item 20            
Debt instrument redemption price percentage 130.00%            
Debt instrument convertible threshold consecutive trading days | item 30            
Debt instrument convertible threshold consecutive business days | item 5            
Debt instrument convertible threshold consecutive trading day period | item 10            
Debt instrument convertible threshold sale price of common stock conversion rate product percentage maximum 98.00%            
Common stock par value (in dollars per share) | $ / shares $ 0.0001            
Interest rate 6.10%            
Outstanding amount     111,657 111,657      
Accrued interest rate 6.00%            
Deferred financing costs, net     701 701      
Amortization of issuance cost     50        
2027 Convertible Notes | Maximum              
Debt Instrument [Line Items]              
Debt instrument convertible threshold consecutive trading days | item 20            
Term loan              
Debt Instrument [Line Items]              
Nominal amount   $ 20,000          
Term of loan   36 months          
Proceeds from PPP loan   $ 10,000          
Remaining borrowing capacity   $ 10,000          
Threshold Number of times additional amount drawn | item   3          
Minimum amount to be drawn   $ 2,000          
Paycheck Protection Program | EnvisionTEC, Inc.              
Debt Instrument [Line Items]              
Loan acquired     $ 1,200 $ 1,200      
Interest rate     1.00% 1.00%      
Outstanding amount         $ 0    
Equipment Financing Agreements | Dental Arts Labs              
Debt Instrument [Line Items]              
Loan acquired     $ 500 $ 500      
Current portion of long term debt     $ 200 $ 200      
Financing agreement term       13 months      
Advance payment       $ 500