Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2019

Supplemental Cash Flow Elements [Abstract]

Schedule Of Other Significant Noncash Transactions

Noncash investing and financing activities are as follows:

years ended December 31
(in millions)	2019		2018		2017
Accrued liabilities for purchases of property, plant and equipment	$	54.2	$	67.0	$	61.6
Acquisition of assets through asset exchange	$	2.4	$	—	$	2.5
Remeasurement of operating lease right-of-use assets	$	2.0	$	—	$	—
Right-of-use assets obtained in exchange for new operating lease    liabilities	$	45.7	$	—	$	—
Right-of-use assets obtained in exchange for new finance lease    liabilities	$	0.2	$	—	$	—
Acquisition of assets through capital lease	$	—	$	1.1	$	0.8
Sale of asset to settle liability	$	—	$	—	$	0.9

Supplemental Disclosures of Cash Flow Information

Supplemental disclosures of cash flow information are as follows:

years ended December 31
(in millions)	2019		2018		2017
Cash paid for interest, net of amount capitalized	$	127.9	$	137.2	$	78.9
Cash paid for income taxes	$	101.7	$	28.9	$	155.8
Cash paid for amounts included in the measurement of lease    liabilities¹:
Operating cash flows used for operating leases	$	76.1
Operating cash flows used for finance leases	$	0.5
Financing cash flows used for finance leases	$	11.0

¹ These disclosures are required by ASC 842, which was adopted on January 1, 2019.