Consolidated Statements of Cash Flows (USD $) In Millions	9 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating Activities
Net Income	$ 922.4	$ 776.5
Less: Net income attributable to noncontrolling interests	23.0	19.5
Net Income Attributable to Air Products	899.4	757.0
Adjustments to reconcile income to cash provided by operating activities:
Depreciation and amortization	657.3	648.8
Deferred income taxes	74.2	80.7
Undistributed earnings of unconsolidated affiliates	(18.4)	(35.2)
Gain on sale of assets and investments	(6.1)	(9.1)
Share-based compensation	33.1	36.6
Noncurrent capital lease receivables	(155.7)	(72.7)
Net loss on Airgas transaction	48.5	61.3
Payment of acquisition related costs	(156.2)	(8.8)
Other adjustments	59.4	39.3
Working capital changes that provided (used) cash, excluding effects of acquisitions and divestitures:
Trade receivables	(105.5)	(151.3)
Inventories	(43.9)	(9.5)
Contracts in progress, less progress billings	20.9	4.6
Other receivables	3.0	(8.4)
Payables and accrued liabilities	(167.6)	(315.9)
Other working capital	(13.7)	15.8
Cash Provided by Operating Activities	1,128.7	1,033.2
Investing Activities
Additions to plant and equipment	(965.3)	(757.2)
Acquisitions, less cash acquired	(9.9)	(37.2)
Investment in and advances to unconsolidated affiliates	(46.0)	(4.7)
Investment in Airgas stock		(69.6)
Proceeds from sale of Airgas stock	94.7
Proceeds from sale of assets and investments	62.3	32.6
Change in restricted cash	13.0	28.2
Cash Used for Investing Activities	(851.2)	(807.9)
Financing Activities
Long-term debt proceeds	59.2	110.9
Payments on long-term debt	(182.4)	(109.8)
Net increase (decrease) in commercial paper and short-term borrowings	411.9	(50.0)
Dividends paid to shareholders	(333.0)	(294.6)
Purchase of treasury stock	(350.0)
Proceeds from stock option exercises	124.4	42.3
Excess tax benefit from share-based compensation	40.3	11.1
Other financing activities	(2.8)	(9.9)
Cash Used for Financing Activities	(232.4)	(300.0)
Effect of Exchange Rate Changes on Cash	10.7	(8.2)
Increase (Decrease) in Cash and Cash Items	55.8	(82.9)
Cash and Cash Items - Beginning of Year	374.3	488.2
Cash and Cash Items - End of Period	430.1	405.3
Significant noncash transactions:
Short-term borrowings associated with SAGA acquisition		54.6
Noncurrent liability related to the purchase of shares from noncontrolling interests		$ 39.8