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Leases (Details) - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Operating lease cost $ 84,000 $ 79,000
Variable lease cost 52,000 52,000
Short-term lease cost   28,000
Total 136,000 159,000
Additional Office Space    
Operating lease cost   0
Variable lease cost   0
Short-term lease cost   28,000
Total   28,000
Corporate Headquarters    
Operating lease cost 67,000 28,000
Variable lease cost 40,000 16,000
Short-term lease cost   0
Total 107,000 44,000
Warehouse    
Operating lease cost 17,000 13,000
Variable lease cost 12,000 12,000
Short-term lease cost   0
Total $ 29,000 25,000
Prior Corporate Headquarters    
Operating lease cost   38,000
Variable lease cost   24,000
Short-term lease cost   0
Total   $ 62,000