CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Operating Activities:
Net income	$ 16.3	$ 60.5
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	38.7	39.8
Deferred taxes	1.6	(0.2)
Gain on joint venture deconsolidation	0.0	(15.9)
Changes in operating assets and liabilities:
Inventories	(43.3)	(108.4)
Accounts receivable	(37.3)	(61.7)
Accounts payable	(43.5)	79.8
Retirement benefits	(18.4)	0.5
Accrued income taxes	0.5	2.4
Accrued liabilities and other	(44.6)	(43.9)
Cash used in operating activities	(130.0)	(47.1)
Investing Activities:
Purchases of property, plant and equipment	(23.5)	(41.6)
Asset disposals and other	(0.1)	0.1
Cash used in investing activities	(23.6)	(41.5)
Financing Activities:
Borrowings on long-term debt	0.0	6.4
Payments on long-term debt and finance leases	(1.5)	(1.3)
Net borrowings under credit facilities	0.0	50.9
Sales to noncontrolling interests	0.0	7.4
Shares repurchased for income tax withholding on share-based compensation and other	(9.9)	(6.5)
Cash (used in) provided by financing activities	(11.4)	56.9
Increase (decrease) in cash and cash equivalents
Decrease in cash and cash equivalents	(165.0)	(31.7)
Cash and cash equivalents at beginning of period	382.0	141.6
Cash and cash equivalents at end of period	$ 217.0	$ 109.9