Financing (Tables)

6 Months Ended

Jun. 30, 2024

Debt Disclosure [Abstract]

Schedule of Short-term Debt

Our Revolving Credit Facility and CP Program, which are classified as Notes payable on the Consolidated Balance Sheets, had the following borrowings, outstanding letters of credit, and available capacity (dollars in millions) as of:

	June 30, 2024		December 31, 2023
Amount outstanding	$	-	$	-
Letters of credit (a)	$	3.6	$	3.7
Available capacity	$	746.4	$	746.3
Weighted average interest rates	N/A		N/A

(a)Letters of credit are off-balance sheet commitments that reduce the borrowing capacity available on our corporate Revolving Credit Facility.

Revolving Credit Facility and CP Program borrowing activity was as follows (dollars in millions):

	Six Months Ended June 30,
	2024		2023
Maximum amount outstanding (based on daily outstanding balances)	$	-	$	548.7
Average amount outstanding (based on daily outstanding balances)	$	-	$	164.7
Weighted average interest rates	N/A			4.91	%

Summary of ATM Activity

ATM activity was as follows (in millions, except Average price per share amounts):

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
August 4, 2020 ATM Program
Proceeds, (net of issuance costs of $0.0, $(0.2), $0.0, and $(0.5), respectively)	$	-	$	21.0	$	-	$	48.5
Number of shares issued		-		0.3		-		0.8
June 16, 2023 ATM Program
Proceeds, (net of issuance costs of $(0.4), $(0.1), $(0.7), and $(0.1), respectively)	$	41.8	$	6.4	$	73.0	$	6.4
Number of shares issued		0.8		0.1		1.4		0.1
Total activity under both ATM Programs
Proceeds, (net of issuance costs of $(0.4), $(0.3), $(0.7), and $(0.6), respectively)	$	41.8	$	27.4	$	73.0	$	54.9
Number of shares issued		0.8		0.4		1.4		0.9
Average price per share	$	55.02	$	63.53	$	53.92	$	62.86