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Partnership Distributions and Common Unit Offerings (Details) (USD $) | 12 Months Ended | 1 Months Ended |  | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012 | Mar. 31, 2012 AmeriGas Partners | Mar. 31, 2012 6.50% Senior Notes Pursuant to Tender Offer AmeriGas Partners | Sep. 30, 2014 Minimum | Sep. 30, 2013 Minimum | Sep. 30, 2012 Minimum
Distribution Made to Limited Partner |  |  |  |  |  |  |  |
Policy for distribution to partner | 45 days after the end of each fiscal quarter in a total amount equal to its Available Cash (as defined in the Partnership Agreement) for such quarter |  |  |  |  |  |  |
Approximate distributions day range to partners (in days) | 45 days |  |  |  |  |  |  |
Pre-Incentive distribution of the available cash to Limited Partners | 98.00% |  |  |  |  |  |  |
Pre-Incentive distribution of available cash to General Partners | 2.00% |  |  |  |  |  |  |
General Partner Interest in AmeriGas partners | 1.00% |  |  |  |  |  |  |
General Partner Interest in AmeriGas OLP | 1.01% |  |  |  |  |  |  |
Quarterly distribution |  |  |  |  |  | $ 0.55 |  |
First target distribution | $ 0.055 |  |  |  |  |  |  |
Available cash for per common unit |  |  |  |  |  | $ 0.605 | $ 0.605 | $ 0.605
Incentive distribution policy | When Available Cash exceeds $0.605 per Common Unit in any quarter, the General Partner will receive a greater percentage of the total Partnership distribution (the “incentive distribution”) but only with respect to the amount by which the distribution per Common Unit to limited partners exceeds $0.605 |  |  |  |  |  |  |
General Partners distribution based on ownership interest | $ 32,400,000 | $ 27,400,000 | $ 19,700,000 |  |  |  |  |
Incentive distributions received by the General partner | 23,900,000 | 19,300,000 | 13,000,000 |  |  |  |  |
Units sold in public offering |  |  |  | 7,000,000 |  |  |  |
Underwriteen public offering price per unit |  |  |  | 41.25 |  |  |  |
Issuances of AmeriGas Partners Common Units | 0 | 0 | 276,600,000 | 276,600,000 |  |  |  |
General partners' contributed capital |  |  |  | 2,800,000 |  |  |  |
Aggregate principal amount |  |  |  |  | $ 200,000,000 |  |  |
Interest rate stated percentage |  |  |  |  | 6.50% |  |  |

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