SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

12 Months Ended

Dec. 31, 2022

Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]

Schedule of supplemental cash flow information

	Year Ended December 31
(in millions)	2022		2021		2020
Cash paid for interest, net of amount capitalized	$	67.8	$	63.2	$	62.4
Cash paid (received) for income taxes, net	25.9		(55.2)		(16.9)
Significant non-cash investing and financing transactions:
Accounts payable related to construction costs	30.3		15.5		23.7
Increase in receivable related to insurance proceeds	—		4.3		—
Liabilities accrued for software licensing agreement	1.5		—		—

Reconciliation of cash, cash equivalents, and restricted cash

The following table reconciles the cash, cash equivalents, and restricted cash amounts reported within the balance sheets at December 31 to the total of these amounts shown on the statements of cash flows:

(in millions)	2022		2021		2020
Cash and cash equivalents	$	0.5	$	2.4	$	2.7
Restricted cash included in other long-term assets	38.0		—		—
Cash, cash equivalents, and restricted cash	$	38.5	$	2.4	$	2.7