Quarterly Data (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2011

Quarterly Data (Unaudited) [Abstract]

Adjusted Unaudited Quarterly Data

	December 31,					March 31,					June 30,						September 30,
	2010 (a)			2009		2011 (b)			2010 (c)		2011			2010			2011 (d)			2010 (e)
Revenues	$	1,765.6		$	1,618.8	$	2,181.0		$	2,120.3	$	1,105.4		$	961.9		$	1,039.3		$	890.4
Operating income (loss)	$	252.3		$	243.2	$	357.0		$	366.0	$	17.2		$	31.2		$	(10.5	)	$	18.8
Loss from equity investees	$	(0.2	)	$	—	$	(0.4	)	$	—	$	(0.2	)	$	(1.9	)	$	(0.1	)	$	(0.2	)
Loss on extinguishments of debt	$	—		$	—	$	(18.8	)	$	—	$	—		$	—		$	(19.3	)	$	—
Net income (loss)	$	155.0		$	145.5	$	215.6		$	232.8	$	(13.5	)	$	(4.2	)	$	(48.9	)	$	(18.4	)
Net income (loss) attributable to UGI Corporation	$	113.1		$	98.4	$	149.4		$	157.1	$	(7.2	)	$	3.4		$	(22.4	)	$	2.1
Earnings (loss) per share attributable to UGI stockholders:
Basic	$	1.02		$	0.90	$	1.34		$	1.44	$	(0.06	)	$	0.03		$	(0.20	)	$	0.02
Diluted	$	1.01		$	0.90	$	1.32		$	1.43	$	(0.06	)	$	0.03		$	(0.20	)	$	0.02

(a)	Includes the reversal of previously recorded nontaxable accrual associated with the Antargaz Competition Authority Matter which increased operating income and net income attributable to UGI Corporation by $9.4 or $0.08 per diluted share (see Note 15).
(b)	Includes loss on extinguishment of Partnership long-tem debt which decreased net income attributable to UGI Corporation by $5.2 or $0.05 per diluted share (see Note 5).
(c)	Includes loss from discontinuance of cash flow hedge accounting treatment for Partnership IRPAs which decreased operating income by $12.2 and net income attributable to UGI Corporation by $3.3 or $0.03 per diluted share (see Note 17).
(d)	Includes loss on extinguishment of Partnership long-tem debt which decreased net income attributable to UGI Corporation by $5.2 or $0.05 per diluted share (see Note 5).
(e)	Includes a gain from the sale of Atlantic Energy, LLC which increased operating income by $36.5 and net income attributable to UGI Corporation by $17.2 or $0.16 per diluted share (see Note 4).