CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Millions	6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss) including noncontrolling interests	$ 590	$ (844)
Adjustments to reconcile net income (loss) including noncontrolling interests to net cash provided by operating activities:
Depreciation and amortization	275	263
Deferred income tax expense (benefit), net	95	(346)
Provision for uncollectible accounts	35	36
Changes in unrealized gains and losses on derivative instruments	54	1,713
Loss on disposal of UGI International energy marketing business	28	215
Settlement of Energy Services interest rate swap	0	32
Amortization of Energy Services interest rate swap settlement	(11)	0
Other, net	(11)	20
Net change in:
Accounts receivable and accrued utility revenues	(404)	(450)
Income taxes receivable	0	91
Inventories	63	254
Utility deferred fuel and power costs, net of changes in unsettled derivatives	3	40
Accounts payable	(20)	(148)
Derivative instruments collateral deposits paid	(38)	(453)
Other current assets	19	21
Other current liabilities	(37)	(20)
Net cash provided by operating activities	641	424
CASH FLOWS FROM INVESTING ACTIVITIES
Expenditures for property, plant and equipment	(325)	(414)
Acquisitions of businesses and assets, net of cash acquired	0	(9)
Investments in equity method investees	(47)	(63)
Settlements of net investment hedges	0	22
Other, net	19	(9)
Net cash used by investing activities	(353)	(473)
CASH FLOWS FROM FINANCING ACTIVITIES
Dividends on UGI Common Stock	(157)	(151)
Issuances of long-term debt, net of discount and issuance costs	409	1,277
Repayments of long-term debt and finance leases, including redemption premiums	(245)	(1,219)
(Decrease) increase in short-term borrowings	(310)	53
Receivables Facility net (repayments) borrowings	(10)	15
Payments on Purchase Contracts	(8)	(8)
Issuances of UGI Common Stock	0	9
Repurchases of UGI Common Stock	0	(22)
Net cash used by financing activities	(321)	(46)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	1	29
Cash, cash equivalents and restricted cash decrease	(32)	(66)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH
Cash, cash equivalents and restricted cash at end of period	308	403
Cash, cash equivalents and restricted cash at beginning of period	340	469
Cash, cash equivalents and restricted cash decrease	$ (32)	$ (66)