Note Payables - Related Party (Narrative) (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Short-term Debt [Line Items]
Interest expense	$ 206,000	$ 276,000
Interest payable	0	$ 0
Face amount	2,000,000
Principal Shareholders [Member]
Short-term Debt [Line Items]
Related party debt	$ 2,000,000
Interest rate	4.00%
Maturity date	Dec. 30, 2022

Face (par) amount of debt instrument at time of issuance.

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