Common Equity (Tables)

9 Months Ended

Sep. 30, 2023

Common Equity.

Schedule of Common Stock Outstanding Roll Forward [Table Text Block]

	Shares
	Outstanding
Shares as of December 31, 2021	20,335,934
Treasury stock purchases	(559,945)
Common stock issued (including share-based compensation impact)	396,757
Balance as of September 30, 2022	20,172,746
	Shares
	Outstanding
Balance as of December 31, 2022	20,172,746
Treasury stock purchases	(184,964)
Common stock issued (including share-based compensation impact)	320,574
Balance as of September 30, 2023	20,308,356