Condensed Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Operating Activities
Net income	$ 815.1	$ 599.4
Adjustments to reconcile net income to net cash and cash equivalents provided by (used for) operating activities:
Stock-based compensation	6.3	1.3
Loss on Debt Extinguishment	0.0	38.9
Depreciation and amortization	300.5	287.2
Deferred income taxes	31.9	(26.8)
Qualified pension plan contributions	(0.8)	(0.6)
Qualified pension plan income	(16.3)	(13.7)
Change in:
Receivables	(228.5)	(274.5)
Income taxes receivable/payable	12.8	(22.6)
Inventories	(90.4)	(67.6)
Other current assets	(16.1)	12.0
Accounts payable and accrued liabilities	138.6	143.6
Other assets	2.5	(2.5)
Other noncurrent liabilities	0.7	32.2
Other operating activities	2.9	1.3
Net operating activities	959.2	707.6
Investing Activities
Capital expenditures	(103.9)	(86.4)
Net investing activities	(103.9)	(86.4)
Long-term debt:
Borrowings	115.0	365.0
Repayments	(115.5)	(855.2)
Debt Early Redemption Premiums	0.0	(31.0)
Common stock repurchased and retired	(689.7)	0.0
Stock options exercised	20.9	50.2
Dividends paid	(60.9)	(63.7)
Debt issuance costs	0.0	(3.1)
Net financing activities	(730.2)	(537.8)
Effect of exchange rate changes on cash and cash equivalents	(1.0)	(0.3)
Net increase in cash and cash equivalents	124.1	83.1
Cash and cash equivalents, beginning of year	180.5	189.7
Cash and cash equivalents, end of period	304.6	272.8
Cash paid for interest and income taxes:
Interest, net	63.5	153.5
Income taxes, net of refunds	185.6	82.6
Non-cash investing activities:
Decrease in capital expenditures included in accounts payable and accrued liabilities	$ 15.3	$ 26.1