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Shareholders' Equity (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended |  |  | 9 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 29, 2013 | Jun. 30, 2012 | Jun. 29, 2013 | Jun. 30, 2012 | Jun. 29, 2013 Class A Common Stock [Member] | Jun. 29, 2013 Class B Common Stock [Member] | Jun. 29, 2013 Common Stock [Member] | Sep. 29, 2012 Common Stock [Member] | Jun. 29, 2013 Additional Paid-In Capital [Member] | Jun. 29, 2013 Retained Earnings [Member] | Jun. 29, 2013 Treasury Stock [Member] | Jun. 29, 2013 Treasury Stock [Member] Class A Common Stock [Member] | Jun. 29, 2013 Treasury Stock [Member] Class B Common Stock [Member] | Jun. 29, 2013 Stock Employee Compensation Trust (Sect) [Member] | Jun. 29, 2013 Stock Employee Compensation Trust (Sect) [Member] Class B Common Stock [Member] | Jun. 29, 2013 Accumulated Other Comprehensive (Loss) Income [Member]
Shareholders' Equity [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning of period |  |  | $ 1,304,790 |  |  |  | $ 51,280 | $ 51,280 | $ 421,969 | $ 1,169,216 | $ (74,980) |  |  | $ (15,984) |  | $ (246,711)
Beginning of period, Shares |  |  |  |  | 43,575,124 | 7,704,589 |  |  |  |  |  | (2,253,318) | (3,305,971) |  | (418,317) |
Conversion of Class B to Class A, Shares |  |  |  |  | 29,936 | (29,936) |  |  |  |  |  |  |  |  |  |
Equity-based compensation expense |  |  |  |  |  |  |  |  | 5,673 |  |  |  |  |  |  |
Issuance of treasury shares at more than cost |  |  |  |  |  |  |  |  | 5,083 |  |  |  |  |  |  |
Adjustment To Marker Sect And Other |  |  |  |  |  |  |  |  | 7,031 |  |  |  |  |  |  |
Net earnings | 34,227 | 38,871 | 104,872 | 110,665 |  |  |  |  |  | 104,872 |  |  |  |  |  |
Issuance of treasury shares |  |  |  |  |  |  |  |  |  |  | 3,033 |  |  |  |  |
Purchase of treasury shares |  |  |  |  |  |  |  |  |  |  | (8,264) |  |  |  |  |
Issuance of treasury shares, Shares |  |  |  |  |  |  |  |  |  |  |  | 375,942 | 0 |  |  |
Purchase of treasury shares, Shares |  |  |  |  |  |  |  |  |  |  |  | (186,382) | 0 |  |  |
Issuance of stock held by Stock Employee Compensation Trust |  |  |  |  |  |  |  |  |  |  |  |  |  | 781 |  |
Purchase of stock held by Stock Employee Compensation Trust |  |  |  |  |  |  |  |  |  |  |  |  |  | (9,319) |  |
Adjustment to market - SECT |  |  |  |  |  |  |  |  |  |  |  |  |  | (6,331) |  |
Issuance of stock held by Stock Employee Compensation Trust, Shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21,237 |
Purchase of stock held by Stock Employee Compensation Trust, Shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (206,926) |
End of Period, Shares |  |  |  |  | 43,605,060 | 7,674,653 |  |  |  |  |  | (2,063,758) | (3,305,971) |  | (604,006) |
Other Comprehensive Income (Loss), Net of Tax | 2,417 | (18,289) | (4,484) | (5,418) |  |  |  |  |  |  |  |  |  |  |  | (4,484)
TOTAL SHAREHOLDERS' EQUITY, Shares |  |  |  |  | 41,541,302 | 3,764,676 |  |  |  |  |  |  |  |  |  |
End of period | $ 1,402,865 |  | $ 1,402,865 |  |  |  | $ 51,280 | $ 51,280 | $ 439,756 | $ 1,274,088 | $ (80,211) |  |  | $ (30,853) |  | $ (251,195)

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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