Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Operating Activities
Net Income	$ 1,073.2	$ 2,546.2
Less: Net income attributable to noncontrolling interests of continuing operations	28.3	14.5
Net income attributable to Air Products	1,044.9	2,531.7
Income from discontinued operations	(42.2)	(1,871.5)
Income from continuing operations attributable to Air Products	1,002.7	660.2
Adjustments to reconcile income to cash provided by operating activities:
Depreciation and amortization	713.5	634.8
Deferred income taxes	(86.9)	(78.1)
Tax reform repatriation	310.3	0.0
Undistributed earnings of unconsolidated affiliates	(27.7)	(34.4)
Gain on sale of assets and investments	(5.2)	(7.9)
Share-based compensation	30.4	27.4
Noncurrent capital lease receivables	73.7	69.4
Goodwill and intangible asset impairment charge	0.0	162.1
Equity method investment impairment charge	0.0	79.5
Write-down of long-lived assets associated with cost reduction actions	0.0	59.1
Other adjustments	(23.2)	110.7
Working capital changes that provided (used) cash, excluding effects of acquisitions and divestitures:
Trade receivables	(50.5)	(25.7)
Inventories	16.0	44.8
Contracts in progress, less progress billings	(10.4)	(18.6)
Other receivables	95.9	80.0
Payables and accrued liabilities	(164.9)	(99.9)
Other working capital	(10.4)	(50.0)
Cash Provided by Operating Activities	1,863.3	1,613.4
Investing Activities
Additions to plant and equipment	(1,158.1)	(806.8)
Acquisitions, less cash acquired	320.2	0.0
Investment in and advances to unconsolidated affiliates	0.0	(8.1)
Proceeds from sale of assets and investments	45.8	20.7
Purchases of investments	(349.8)	(2,488.6)
Proceeds from investments	745.2	1,473.5
Other investing activities	(1.8)	(1.5)
Cash Used for Investing Activities	(1,038.9)	(1,810.8)
Financing Activities
Long-term debt proceeds	0.5	2.2
Payments on long-term debt	(418.2)	(483.5)
Net decrease in commercial paper and short-term borrowings	(46.1)	(799.2)
Dividends paid to shareholders	(656.6)	(580.9)
Proceeds from stock option exercises	58.2	38.2
Other financing activities	(35.6)	(31.2)
Cash Used for Financing Activities	(1,097.8)	(1,854.4)
Discontinued Operations
Cash used for operating activities	(12.8)	(768.0)
Cash provided by investing activities	18.6	3,750.6
Cash provided by financing activities	0.0	69.5
Cash Provided by Discontinued Operations	5.8	3,052.1
Effect of Exchange Rate Changes on Cash	(19.5)	1.5
(Decrease) Increase in cash and cash items	(287.1)	1,001.8
Cash and Cash items – Beginning of Year	3,273.6	1,330.8
Cash and Cash Items – End of Period	$ 2,986.5	$ 2,332.6