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Selected Balance Sheet Information (Tables) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 24, 2012 | Sep. 24, 2011
Selected Balance Sheet Information [Abstract] |  |
Inventories | Inventories are stated at the lower of cost or market. Cost is determined using a weighted average method for propane, fuel oil and refined fuels and natural gas, and a standard cost basis for appliances, which approximates average cost. Inventories consist of the following:
|  | As of |
|  | March 24, 2012 |  |  | September 24, 2011 |
Propane, fuel oil and refined fuels and natural gas |  | $ | 65,879 |  |  | $ | 64,601 |
Appliances and related parts |  |  | 1,408 |  |  |  | 1,306 |
|  | $ | 67,287 |  |  | $ | 65,907 |
| Inventories consist of the following:
|  | As of |
|  | September 24, |  |  | September 25, |
|  | 2011 |  |  | 2010 |
Propane, fuel oil and refined fuels and natural gas |  | $ | 64,601 |  |  | $ | 59,836 |
Appliances and related parts |  |  | 1,306 |  |  |  | 1,211 |
|  | $ | 65,907 |  |  | $ | 61,047 |
Property, plant and equipment |  | Property, plant and equipment consist of the following:
|  | As of |
|  | September 24, |  |  | September 25, |
|  | 2011 |  |  | 2010 |
Land and improvements |  | $ | 27,904 |  |  | $ | 28,250 |
Buildings and improvements |  |  | 82,639 |  |  |  | 80,072 |
Transportation equipment |  |  | 19,067 |  |  |  | 22,959 |
Storage facilities |  |  | 79,525 |  |  |  | 78,176 |
Equipment, primarily tanks and cylinders |  |  | 485,859 |  |  |  | 481,423 |
Computer systems |  |  | 47,718 |  |  |  | 44,705 |
Construction in progress |  |  | 2,704 |  |  |  | 5,290 |
|  |  | 745,416 |  |  |  | 740,875 |
Less: accumulated depreciation |  |  | 407,291 |  |  |  | 390,455 |
|  | $ | 338,125 |  |  | $ | 350,420 |

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- Definition Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 12 -Paragraph 5 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph b -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic -SubTopic -Publisher SEC -Number 210 -Article 5 -Subparagraph a,b,c -Name Regulation S-X (SX) -Paragraph 6 -Section 2 + Details
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