Equity Method Investment in Related Party (Narrative) (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Nov. 16, 2021
Schedule of Equity Method Investments [Line Items]
Common stock, outstanding shares	32,403,235	30,953,710
Earnings recognized from Company's investment	$ 172,000
Tigress Holdings, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Common stock, outstanding shares			1,449,525
Membership interests	24.00%		24.00%
Earnings recognized from Company's investment	$ 172,000
Carrying amount of investment	$ 8,156,000

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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