Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details) - USD ($)
1 Months Ended 3 Months Ended 56 Months Ended
Dec. 31, 2021
Aug. 31, 2018
Mar. 31, 2023
Mar. 31, 2023
Dec. 31, 2022
Chelsea Group Limited          
Loss Contingencies [Line Items]          
Contingent consideration, liability, revenue earn-outs, payment period (in years)   4 years      
Contingent consideration, liability, fair value at date of acquisition     $ 358,000 $ 358,000 $ 358,000
Payments of contingent consideration       0  
Plug Smart          
Loss Contingencies [Line Items]          
Contingent consideration, liability, revenue earn-outs, payment period (in years) 5 years        
Payments of contingent consideration     0    
Maximum cumulative earn-out $ 5,000        
Contingent consideration, liability $ 3,800,000   $ 3,921,000 $ 3,921,000 $ 3,800,000