Supplemental Cash Flow Information

12 Months Ended

Dec. 31, 2020

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Note R: Supplemental Cash Flow Information

Noncash investing and financing activities are as follows:

years ended December 31
(in millions)	2020		2019		2018
Accrued liabilities for purchases of property, plant and equipment	$	61.5	$	54.2	$	67.0
Remeasurement of operating lease right-of-use assets	$	2.2	$	2.0	$	—
Right-of-use assets obtained in exchange for new operating lease    liabilities	$	31.9	$	45.7	$	—
Right-of-use assets obtained in exchange for new finance lease    liabilities	$	19.4	$	0.2	$	—
Acquisition of assets through asset exchange	$	—	$	2.4	$	—
Acquisition of assets through capital lease	$	—	$	—	$	1.1

Supplemental disclosures of cash flow information are as follows:

years ended December 31
(in millions)	2020		2019		2018
Cash paid for interest, net of amount capitalized	$	113.8	$	127.9	$	137.2
Cash paid for income taxes	$	114.9	$	101.7	$	28.9
Cash paid for amounts included in the measurement of    lease liabilities¹:
Operating cash flows used for operating leases	$	77.7	$	76.1
Operating cash flows used for finance leases	$	0.6	$	0.5
Financing cash flows used for finance leases	$	3.5	$	11.0

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