Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Operating Activities
Net loss	$ (6.1)	$ (364.5)
Less: Net income attributable to noncontrolling interests of continuing operations	46.1	34.9
Net Income (Loss) Attributable to Air Products	(52.2)	(399.4)
Net loss from discontinued operations	0.0	8.0
Net loss from continuing operations attributable to Air Products	(52.2)	(391.4)
Adjustments to reconcile net loss to cash provided by operating activities:
Depreciation and amortization	1,131.1	1,151.4
Deferred income taxes	(511.7)	(497.2)
Tax reform repatriation	0.0	(34.9)
Gain on sale of business	0.0	(67.3)
Business and asset actions	2,929.4	2,952.0
Undistributed earnings of equity method investments	(83.8)	(137.8)
Gain on sale of assets and investments	(4.7)	(46.9)
Share-based compensation	38.7	65.7
Noncurrent lease receivables	36.4	40.1
Other adjustments	37.2	31.4
Working capital changes that provided (used) cash, excluding effects of acquisitions:
Trade receivables	(12.4)	(91.4)
Inventories	19.9	(35.6)
Other receivables	(72.3)	(102.8)
Payables and accrued liabilities	(202.6)	(215.1)
Other working capital	56.6	(624.6)
Cash Provided by Operating Activities	3,309.6	1,995.6
Investing Activities
Additions to plant and equipment, including long-term deposits	(3,354.5)	(5,504.9)
Acquisitions, less cash acquired	0.0	(59.9)
Investments in and advances to unconsolidated affiliates	(108.8)	(365.4)
Investments in financing receivables	0.0	(53.8)
Proceeds from sale of assets and investments	132.8	185.4
Purchases of short-term investments	0.0	(117.6)
Proceeds from short-term investments	0.0	122.5
Proceeds from other investing activities	19.0	112.7
Cash Used for Investing Activities	(3,311.5)	(5,681.0)
Financing Activities
Long-term debt proceeds	644.0	3,978.2
Payments on long-term debt	(662.8)	(380.1)
Net increase in commercial paper and short-term borrowings	77.0	214.7
Dividends paid to shareholders	(1,200.0)	(1,185.7)
Investments by noncontrolling interests	301.5	485.9
Other financing activities	(36.1)	(78.7)
Cash (Used for) Provided by Financing Activities	(876.4)	3,034.3
Effect of Exchange Rate Changes on Cash	2.8	(4.3)
Decrease in cash and cash items	(875.5)	(655.4)
Cash and cash items – Beginning of Year	1,856.0	2,979.7
Cash and Cash Items – End of Period	$ 980.5	$ 2,324.3