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Intangible Assets, net (Tables)
12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
The following table summarizes our major classes of intangible assets (in thousands):
 December 31,
 20222021
Patents$183 $189 
Accumulated amortization - Patents(121)(106)
Intangibles, net$62 $83