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Pension Plans and Other Postretirement Benefits (Tables) | 9 Months Ended
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Jun. 25, 2011
Pension Plans and Other Postretirement Benefits [Abstract] |
Components of net periodic benefit costs | The following table provides the components of net periodic benefit costs:
|  | Pension Benefits |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | June 25, |  |  | June 26, |  |  | June 25, |  |  | June 26, |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Interest cost |  | $ | 1,706 |  |  | $ | 1,876 |  |  | $ | 5,117 |  |  | $ | 5,628 |
Expected return on plan assets |  |  | (1,574 | ) |  |  | (2,020 | ) |  |  | (4,721 | ) |  |  | (6,060 | )
Recognized net actuarial loss |  |  | 1,180 |  |  |  | 1,343 |  |  |  | 3,540 |  |  |  | 4,030 |
Net periodic benefit cost |  | $ | 1,312 |  |  | $ | 1,199 |  |  | $ | 3,936 |  |  | $ | 3,598 |
|  | Postretirement Benefits |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | June 25, |  |  | June 26, |  |  | June 25, |  |  | June 26, |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Service Cost |  | $ | 2 |  |  | $ | 2 |  |  | $ | 6 |  |  | $ | 6 |
Interest cost |  |  | 214 |  |  |  | 253 |  |  |  | 641 |  |  |  | 759 |
Amortization of prior service credits |  |  | (122 | ) |  |  | (123 | ) |  |  | (367 | ) |  |  | (367 | )
Recognized net actuarial loss |  |  | (9 | ) |  |  | (16 | ) |  |  | (27 | ) |  |  | (49 | )
Net periodic benefit cost |  | $ | 85 |  |  | $ | 116 |  |  | $ | 253 |  |  | $ | 349 |

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- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e2417-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 158 -Paragraph 4, 7, 16, 20, 21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5, 6, 7 -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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph d -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e2410-114920 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=6930749&loc=d3e4179-114921 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e2439-114920 + Details
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