Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows from Operating Activities:
Consolidated net earnings	$ 25.9	$ 42.9
Adjustments to reconcile consolidated net earnings to net cash provided by operating activities:
Depreciation, depletion and amortization	95.0	89.2
Stock-based compensation expense	12.5	13.5
Gain on divestitures and sales of assets	(1.5)	(2.4)
Deferred income taxes	3.2	4.8
Other items, net	(0.4)	0.5
Changes in operating assets and liabilities, net of effects of acquisitions and divestitures:
Accounts receivable, net	10.2	(26.1)
Inventories, net	(9.6)	16.4
Accounts payable	4.9	20.4
Other assets and liabilities, net	(33.5)	(41.3)
Net Cash Provided by Operating Activities	106.7	117.9
Cash Flows from Investing Activities:
Additions to property, plant and equipment	(104.1)	(130.1)
Proceeds from divestitures and sales of assets	15.9	3.0
Investments in life insurance contracts, net	(7.2)	0.2
Other investing activities, net	(0.1)	(0.6)
Net Cash Used for Investing Activities	(95.5)	(127.5)
Cash Flows from Financing Activities:
Borrowings of debt	618.0	125.0
Repayments of debt	(127.0)	(85.0)
Payments on financing leases	(0.8)	(1.0)
Debt issuance costs	(1.1)
Repurchases of common stock	(50.0)
Dividends paid	(34.8)	(30.4)
Proceeds from exercise of stock options	0.2	0.6
Shares withheld for employees' income tax obligations	(12.7)	(7.1)
Net Cash Provided by Financing Activities	391.8	2.1
Net Increase (Decrease) in Cash and Cash Equivalents	403.0	(7.5)
Cash and Cash Equivalents, beginning of period	21.0	44.9
Cash and Cash Equivalents, end of period	$ 424.0	$ 37.4