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COMMITMENTS AND CONTINGENCIES - Narrative (Details)
3 Months Ended 12 Months Ended
Dec. 29, 2019
numberOfRenewalOptions
Mar. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Nov. 10, 2020
Nov. 01, 2020
Jan. 07, 2020
ft²
Jun. 07, 2019
ft²
Mar. 01, 2019
Lessee, Lease, Description [Line Items]                      
Operating lease cost   $ 293,000   $ 150,000              
Income from settlement   0   $ 0 $ 1,200,000            
Contingency accruals   0 $ 0   0            
Legal fees   36,000 408,000                
PPC Irvine Center Investment, LLC                      
Lessee, Lease, Description [Line Items]                      
Lessee, Operating Lease, Remaining Lease Term             65 months        
Dynamics Sing Sdn. Bhd                      
Lessee, Lease, Description [Line Items]                      
Lessee, Operating Lease, Remaining Lease Term 48 months                    
PF Grand Paris                      
Lessee, Lease, Description [Line Items]                      
Lessee, Operating Lease, Remaining Lease Term                     109 months
Surety Bond                      
Lessee, Lease, Description [Line Items]                      
Bonds outstanding   100,000 $ 100,000   $ 100,000            
Printronix                      
Lessee, Lease, Description [Line Items]                      
Lessee, Operating Lease, Remaining Lease Term               48 months      
Environmental costs recovered           $ 24,000          
Legal fees   $ 0                  
Building                      
Lessee, Lease, Description [Line Items]                      
Area of office space | ft²                 4,600 8,293  
Term of lease                 24 months 60 months  
Building | First amendment                      
Lessee, Lease, Description [Line Items]                      
Term of lease                 3 years    
Manufacturing Facility | Lease 1 | Dynamics Sing Sdn. Bhd                      
Lessee, Lease, Description [Line Items]                      
Number of renewal options | numberOfRenewalOptions 2                    
Renewal term of lease 4 years                    
Manufacturing Facility | Lease 2 | Dynamics Sing Sdn. Bhd                      
Lessee, Lease, Description [Line Items]                      
Number of renewal options | numberOfRenewalOptions 1                    
Renewal term of lease 2 years