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Commitments and Contingencies (Details)
$ in Thousands
1 Months Ended 3 Months Ended
Jan. 31, 2022
USD ($)
Device
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
Lessee, Operating Lease, Description [Abstract]      
Operating lease costs   $ 113 $ 116
Cash paid for amounts included in measurement of operating lease liabilities   $ 113 $ 116
Incremental borrowing rate   9.76%  
Weighted average remaining lease term   2 years 3 months 18 days  
Operating Lease Maturities [Abstract]      
Remaining 2022   $ 258  
2023   242  
2024   186  
Total remaining lease payments   686  
Less: imputed interest   (73)  
Total lease liabilities   $ 613  
Milestone Payments [Abstract]      
Development agreement term   3 years  
Minimum [Member]      
Lessee, Operating Lease, Description [Abstract]      
Remaining lease term   1 year  
Maximum [Member]      
Lessee, Operating Lease, Description [Abstract]      
Remaining lease term   3 years  
Milestone Payments [Abstract]      
Number of devices in development | Device 3    
Future earnout payments $ 500    
Future milestone payments 3,000    
Domestic [Member] | Maximum [Member]      
Milestone Payments [Abstract]      
Future royalty payments $ 500    
Tax Period from March 2014 through April 2020 [Member]      
Sales and Use Tax Matters [Abstract]      
Estimated tax positions subject to audit   $ 2,375  
Tax Period from March 2014 through April 2020 [Member] | Assessment One [Member]      
Sales and Use Tax Matters [Abstract]      
Assessment amount   1,484  
Tax Period from March 2014 through April 2020 [Member] | Assessment Two [Member]      
Sales and Use Tax Matters [Abstract]      
Assessment amount   $ 891  
Facility One [Member]      
Lessee, Operating Lease, Description [Abstract]      
Renewal option term   2 years