XML 63 R49.htm IDEA: XBRL DOCUMENT v3.22.1
Acquisition - Schedule of Assets Acquired and Liabilities Assumed (Details) - USD ($)
Dec. 31, 2021
Aug. 31, 2021
Dec. 31, 2020
Business Acquisition [Line Items]      
Goodwill $ 4,204,000   $ 0
HelioHeat      
Business Acquisition [Line Items]      
Cash and cash equivalents   $ 30,000  
Prepaid and other current assets   33,000  
Property, plant and equipment, net   6,000  
Goodwill   4,204,000  
Total assets acquired   4,273,000  
Accrued expenses and other current liabilities   74,000  
Contract liabilities   390,000  
Debt   41,000  
Total liabilities assumed   505,000  
Net assets acquired   $ 3,768,000