CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Assets
Cash and cash equivalents	$ 235.0	$ 1,197.1
Restricted cash	6.5	0.9
Accounts and notes receivable
Customers, less allowance for credit losses 2021 — $10.3; 2020 — $2.6	783.2	512.9
Other	55.5	43.4
Inventories	521.3	448.6
Other current assets	95.1	74.3
Total current assets	1,696.6	2,277.2
Investments and long-term receivables	34.1	34.3
Property, plant & equipment, net	5,546.8	4,426.0
Operating lease right-of-use assets, net	691.4	423.1
Goodwill	3,696.7	3,172.1
Other intangible assets, net	1,749.0	1,123.5
Other noncurrent assets	268.0	230.7
Total assets	13,682.6	11,686.9
Liabilities
Current maturities of long-term debt	5.2	515.4
Trade payables and accruals	365.5	273.1
Accrued salaries, wages and management incentives	120.5	91.7
Accrued interest	19.6	19.9
Other current liabilities	258.5	147.8
Total current liabilities	769.3	1,047.9
Long-term debt	3,874.8	2,772.2
Deferred income taxes, net	1,005.9	706.1
Pension and other postretirement benefits	106.3	136.6
Asset retirement obligations	315.2	283.2
Deferred revenue	167.1	174.0
Noncurrent operating lease liabilities	642.5	399.6
Other noncurrent liabilities	233.8	140.0
Total liabilities	7,114.9	5,659.6
Other commitments and contingencies (Note 12)
Equity
Common stock, $1 par value, Authorized 480.0 shares, Outstanding 132.7 and 132.5 shares, respectively	132.7	132.5
Capital in excess of par value	2,816.5	2,802.0
Retained earnings	3,748.5	3,274.1
Accumulated other comprehensive loss	(152.7)	(181.3)
Total shareholders' equity	6,545.0	6,027.3
Noncontrolling interest	22.7	0.0
Total equity	6,567.7	6,027.3
Total liabilities and equity	$ 13,682.6	$ 11,686.9