Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Current assets
Accounts receivable allowance for credit losses	$ 184,000	$ 184,000
Related party receivable, allowance for credit losses		1,509,000
Current liabilities
Deferred revenue, net of current portion, related party	$ 1,818,000	$ 23,023,000
Shareholders' equity
Common stock, no par value (in usd per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	400,000,000	400,000,000
Common stock, shares issued (in shares)	208,150,021	206,739,874
Common stock, shares outstanding (in shares)	208,150,021	206,739,874
Related Parties, Aggregated
Current liabilities
Deferred revenue, net of current portion, related party	$ 0	$ 21,205,000