Notes Payable - Related Party (Narrative) (Details) - USD ($)	1 Months Ended	3 Months Ended		6 Months Ended
	Jan. 21, 2022	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Mar. 31, 2022
Short-Term Debt [Line Items]
Interest expense		$ 31,000	$ 52,000	$ 101,000	$ 104,000
Gloria E. Gebbia [Member]
Short-Term Debt [Line Items]
Note payable						$ 2,880,000
Note payable balance paid		0		0		$ 620,000
Outstanding note payable		$ 250,000		250,000
Hedge Connection [Member]
Short-Term Debt [Line Items]
Increase in note payable	$ 600,000
Decrease in note payable				$ (350,000)