Summary of Significant Accounting Policies (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Restricted Cash and Cash Equivalents Items [Line Items]
Cash equivalents	$ 0	$ 0
Restricted cash	8,080,000	900,000	$ 239,000
Advance from customers	1,377,000	17,161,000	8,159,000
Product warrant liability	268
Warrant reserves	360	529
Capitalized interest	0	0	$ 0
Secure Loan And Debtor Financing [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	6,140,000	$ 900,000
Project contribution for Oahu SPE [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 1,940,000