Condensed Consolidated Statements of Comprehensive Income (unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Net (loss) income	$ (76.5)	$ (13.5)	$ 260.6	$ 357.1
Net (losses) gains on derivative instruments (net of tax of $9.3, $6.2, $48.6 and $(6.9), respectively)	(63.2)	(10.8)	(143.9)	25.6
Reclassifications of net losses on derivative instruments (net of tax of $(9.5) $(1.5), $(31.3) and $(18.5), respectively)	(24.8)	2.9	(69.5)	(11.0)
Foreign currency adjustments (net of tax of $11.2, $(2.8), $9.7 and $(8.8), respectively)	(35.6)	13.2	(33.9)	37.8
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	0.1	0	0.3	2.1
Comprehensive income	(150.4)	(14.0)	152.6	433.6
Less: comprehensive income attributable to noncontrolling interests, principally in AmeriGas Partners	107.3	10.8	(0.4)	(100.6)
Comprehensive income attributable to UGI Corporation	$ (43.1)	$ (3.2)	$ 152.2	$ 333.0