Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash Flows from Operating Activities:
Consolidated net earnings	$ 886.8	$ 683.0
Adjustments to reconcile consolidated net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization	384.6	380.3
Stock-based compensation expense	39.0	34.3
Loss (Gain) on divestitures, sales of assets and extinguishment of debt	4.7	(190.7)
Deferred income taxes, net	(1.9)	(1.0)
Other items, net	(8.4)	(1.0)
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Accounts receivable, net	(264.4)	(237.9)
Inventories, net	(130.3)	(87.0)
Accounts payable	45.1	18.1
Other assets and liabilities, net	17.3	37.4
Net Cash Provided by Operating Activities	972.5	560.7
Cash Flows from Investing Activities:
Additions to property, plant and equipment	(464.1)	(309.1)
Acquisitions, net of cash acquired	0.0	11.0
Proceeds from divestitures and sales of assets	98.3	679.1
Proceeds from sale of restricted investments related to discharge of long-term debt	700.0	0.0
Purchase of restricted investments to discharge long-term debt	0.0	(704.6)
Investments in life insurance contracts, net	6.8	2.2
Other investing activities, net	(14.7)	(3.0)
Net Cash Provided by (Used for) Investing Activities	326.3	(324.4)
Cash Flows from Financing Activities:
Repayments of debt	(700.0)	(54.5)
Payments on finance lease obligations	(13.1)	(11.1)
Debt issuance and extinguishment costs	(0.2)	(0.3)
Dividends paid	(128.2)	(118.1)
Repurchases of common stock	(150.0)	(150.0)
Distributions to owners of noncontrolling interest	(0.5)	0.0
Proceeds from exercise of stock options	0.8	0.6
Shares withheld for employees' income tax obligations	(18.8)	(26.1)
Net Cash Used for Financing Activities	(1,010.0)	(359.5)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	288.8	(123.2)
Cash, Cash Equivalents and Restricted Cash, beginning of period	358.8	258.9
Cash, Cash Equivalents and Restricted Cash, end of period	$ 647.6	$ 135.7