Basis of Presentation and Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2025

Accounting Policies [Abstract]

Schedule of Supplemental Cash Flow Information

Supplemental Cash Flow Information – Supplemental cash flow information for the periods presented was as follows:

	Nine Months Ended September 30,
(Millions)	2025		2024
Interest paid, net of interest capitalized	$	455.8	$	474.4
Income taxes paid, net of refunded	$	2.1	$	2.0
Right-of-use assets obtained in exchange for operating lease obligations	$	40.2	$	14.5
Change in accounts payable and other current liabilities for purchases    of property and equipment	$	17.7	$	(1.4)
Tenant capital improvements	$	298.8	$	163.6