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Subsequent Event Subseqent Event (Tables) | 9 Months Ended
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Jun. 30, 2014
Subsequent Events [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted, Pro Forma Adjustment | The following table presents pro forma basic and diluted earnings per share attributable to UGI Corporation stockholders to reflect the effect of the 3-for-2 common stock split:
|  |  | Three Months Ended |  | Nine Months Ended
|  |  | June 30, |  | June 30,
|  |  | 2014 |  | 2013 |  | 2014 |  | 2013
Basic earnings per share: |  |  |  |  |  |  |  |  |
As reported |  |  | $0.18 |  | $0.08 |  | $3.10 |  | $2.57
Pro forma |  |  | $0.12 |  | $0.05 |  | $2.07 |  | $1.71
Diluted earnings per share: |  |  |  |  |  |  |  |  |
As reported |  |  | $0.18 |  | $0.08 |  | $3.06 |  | $2.54
Pro forma |  |  | $0.12 |  | $0.05 |  | $2.04 |  | $1.69

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