CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss including noncontrolling interests	$ (954)	$ (96)
Adjustments to reconcile net loss including noncontrolling interests to net cash used by operating activities:
Depreciation and amortization	131	129
Deferred income tax benefit, net	(356)	(82)
Provision for uncollectible accounts	13	12
Changes in unrealized gains and losses on derivative instruments	1,402	397
Loss on disposal of U.K. energy marketing business	215	0
Impairment of assets	19	0
Loss on extinguishment of debt	0	11
Income from equity investees	(1)	(8)
Other, net	22	(33)
Net change in:
Accounts receivable and accrued utility revenues	(569)	(685)
Income taxes receivable	77	0
Inventories	67	(81)
Utility deferred fuel and power costs, net of changes in unsettled derivatives	(18)	(22)
Accounts payable	123	154
Derivative instruments collateral deposits paid	(343)	(260)
Other current assets	(6)	12
Other current liabilities	(62)	(42)
Net cash used by operating activities	(240)	(594)
CASH FLOWS FROM INVESTING ACTIVITIES
Expenditures for property, plant and equipment	(210)	(186)
Acquisitions of businesses and assets, net of cash and restricted cash acquired	(9)	0
Investments in equity method investees	(40)	0
Other, net	(12)	32
Net cash used by investing activities	(271)	(154)
CASH FLOWS FROM FINANCING ACTIVITIES
Dividends on UGI Common Stock	(76)	(72)
Issuances of long-term debt, net of issuance costs	155	614
Repayments of long-term debt and finance leases, including redemption premiums	(128)	(524)
Increase in short-term borrowings	487	212
Receivables Facility net borrowings	121	0
Payments on Purchase Contracts	(4)	(4)
Issuances of UGI Common Stock	5	8
Repurchases of UGI Common Stock	(12)	0
Net cash provided by financing activities	548	234
Effect of exchange rate changes on cash, cash equivalents and restricted cash	38	(5)
Cash, cash equivalents and restricted cash increase (decrease)	75	(519)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH
Cash, cash equivalents and restricted cash at end of period	544	358
Cash, cash equivalents and restricted cash at beginning of period	469	877
Cash, cash equivalents and restricted cash increase (decrease)	$ 75	$ (519)