SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

6 Months Ended

Jun. 30, 2024

Supplemental Cash Flow Information [Abstract]

Schedule of supplemental cash flow information

	Six Months Ended June 30
(in millions)	2024		2023
Cash paid for interest, net of amount capitalized	$	47.0	$	43.4
Cash paid for income taxes, net (1)	2.1		4.3
Significant non-cash investing and financing transactions:
Accounts payable related to construction costs	30.0		26.2

(1)    Cash paid for income taxes in 2024 was net of $14.5 million related to 2023 and 2024 PTCs that were sold to third parties.