CONSOLIDATED STATEMENTS OF CHANGES IN COMMON STOCK EQUITY - USD ($) $ in Millions	Total	Common Equity	Retained Earnings
Beginning Balance at Dec. 31, 2020	$ 389.0	$ 285.3	$ 103.7
Net Income	36.1		36.1
Dividends	(23.6)		(23.6)
Shares Issued Under Stock Plans	1.3	1.3
Issuance of Common Shares	45.5	45.5
Ending Balance at Dec. 31, 2021	448.3	332.1	116.2
Net Income	41.4		41.4
Dividends	(25.1)		(25.1)
Shares Issued Under Stock Plans	1.8	1.8
Issuance of Common Shares	1.0	1.0
Ending Balance at Dec. 31, 2022	467.4	334.9	132.5
Net Income	45.2		45.2
Dividends	(26.2)		(26.2)
Shares Issued Under Stock Plans	1.6	1.6
Issuance of Common Shares	1.1	1.1
Ending Balance at Dec. 31, 2023	$ 489.1	$ 337.6	$ 151.5