Condensed Consolidated Statements of Income (unaudited) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Income Statement [Abstract]
Revenues	$ 2,004.6	$ 2,315.9
Costs and expenses:
Cost of sales (excluding depreciation shown below)	1,404.6	1,429.9
Operating and administrative expenses	435.7	431.5
Utility taxes other than income taxes	4.1	4.2
Depreciation	75.8	78.6
Amortization	15.2	15.4
Other operating income, net	(14.1)	(7.4)
Total costs and expenses	1,921.3	1,952.2
Operating income	83.3	363.7
Loss from equity investees	(1.0)	0
Interest expense	(59.0)	(59.3)
Income before income taxes	23.3	304.4
Income tax expense	(23.1)	(86.9)
Net income	0.2	217.5
Add net loss (deduct net income) attributable to noncontrolling interests, principally in AmeriGas Partners	33.9	(95.5)
Net income attributable to UGI Corporation	$ 34.1	$ 122.0
Earnings per common share attributable to UGI Corporation stockholders:
Basic (in dollars per share)	$ 0.20	$ 0.71
Diluted (in dollars per share)	$ 0.19	$ 0.70
Average common shares outstanding (thousands):
Basic (in shares)	172,945	172,238
Diluted (in shares)	175,786	174,705
Dividends declared per common share (in dollars per share)	$ 0.2175	$ 0.1883