Condensed Consolidated Statements Of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Cash provided (required) by operating activities
Net income	$ 133.5	$ 201.5
Adjustments to reconcile net income to cash provided (required) by operating activities
Depreciation	176.2	179.6
Amortization	60.7	90.9
Impairments	1.2	12.5
Employee benefit plan and share-based compensation costs	37.6	15.9
Deferred income tax provision (benefit), net	(127.5)	(36.2)
Unrealized loss on derivative instruments and foreign exchange	27.5	31.5
Income from equity affiliates, net of dividends received	(24.1)	(51.8)
Other	233.3	51.0
Changes in operating assets and liabilities, net of effects of acquisitions
Trade receivables, net and contract assets	(82.8)	(173.6)
Inventories, net	(134.9)	(154.2)
Accounts payable, trade	(105.0)	(912.1)
Contract liabilities	274.2	308.1
Income taxes payable (receivable), net	(68.4)	(77.4)
Other current assets and liabilities, net	(240.6)	208.3
Other noncurrent assets and liabilities, net	34.6	(179.2)
Cash provided (required) by operating activities	195.5	(485.2)
Cash provided (required) by investing activities
Capital expenditures	(270.5)	(134.8)
Payment to acquire debt securities	(59.7)	0.0
Proceeds from sale of debt securities	18.9	0.0
Acquisitions, net of cash acquired	0.0	(103.4)
Cash divested from deconsolidation	0.0	1.7
Proceeds from sale of assets	1.3	6.2
Other	22.5	(5.4)
Cash required by investing activities	(287.5)	(235.7)
Cash required by financing activities
Net decrease in short-term debt	(17.9)	(22.4)
Net (decrease) increase in commercial paper	(479.5)	83.7
Proceeds from issuance of long-term debt	96.2	2.5
Purchase of ordinary shares	(90.1)	(226.3)
Dividends paid	(116.6)	(120.2)
Settlements of mandatorily redeemable financial liability	(220.6)	(124.2)
Other	0.0	1.0
Cash required by financing activities	(828.5)	(405.9)
Effect of changes in foreign exchange rates on cash and cash equivalents	1.8	(55.2)
Decrease in cash and cash equivalents	(918.7)	(1,182.0)
Cash and cash equivalents, beginning of period	5,540.0	6,737.4
Cash and cash equivalents, end of period	$ 4,621.3	$ 5,555.4