Equity (Narrative) (Details) - shares	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Preferred stock
Preferred stock, shares authorized	2,000,000	2,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common Stock
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	3,744,645	3,727,976
Common stock, shares outstanding	3,744,645	3,727,976
Non Voting Common Stock, Shares Issued	0	0
Non Voting Common Stock, Shares Outstanding	0	0
Reverse stock split fractions retired (in shares)	4,500
Voting common share
Common Stock
Common stock, shares authorized	20,000,000	20,000,000
Non-voting common shares
Common Stock
Common stock, shares authorized	2,000,000	2,000,000