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Employee Benefit Plans (Details) (USD $)
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3 Months Ended | 9 Months Ended | ||
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Aug. 28, 2011
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Aug. 29, 2010
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Aug. 28, 2011
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Aug. 29, 2010
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Pension Benefits, U.S. Plan [Member]
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| Net Pension and Postretirement Costs [Abstract] | ||||
| Service cost | $ 942,000 | $ 908,000 | $ 2,826,000 | $ 2,724,000 |
| Interest cost | 2,841,000 | 2,908,000 | 8,523,000 | 8,724,000 |
| Expected return on plan assets | (3,098,000) | (2,844,000) | (9,294,000) | (8,532,000) |
| Amortization of unrecognized prior service cost | 11,000 | 13,000 | 33,000 | 39,000 |
| Curtailment | 0 | 1,000 | 0 | 3,000 |
| Amortization of unrecognized net transition obligation | 0 | 0 | 0 | 0 |
| Amortization of accumulated loss | 2,495,000 | 2,685,000 | 7,485,000 | 8,055,000 |
| Net periodic cost | 3,191,000 | 3,671,000 | 9,573,000 | 11,013,000 |
| Company contributions to pension plans | 9,100,000 | |||
| Estimated company contributions to pension plans during the remainder of 2011 | 2,300,000 | 2,300,000 | ||
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Pension Benefits, Non-U.S. Plans [Member]
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| Net Pension and Postretirement Costs [Abstract] | ||||
| Service cost | 92,000 | 94,000 | 276,000 | 282,000 |
| Interest cost | 568,000 | 564,000 | 1,704,000 | 1,692,000 |
| Expected return on plan assets | (483,000) | (398,000) | (1,449,000) | (1,194,000) |
| Amortization of unrecognized prior service cost | 50,000 | 69,000 | 150,000 | 207,000 |
| Curtailment | 0 | 0 | 0 | 0 |
| Amortization of unrecognized net transition obligation | 0 | 0 | 0 | 0 |
| Amortization of accumulated loss | 4,000 | (35,000) | 12,000 | (105,000) |
| Net periodic cost | 231,000 | 294,000 | 693,000 | 882,000 |
| Company contributions to pension plans | 377,000 | |||
| Estimated company contributions to pension plans during the remainder of 2011 | 1,000,000 | 1,000,000 | ||
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U.S. Postretirement Benefits [Member]
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| Net Pension and Postretirement Costs [Abstract] | ||||
| Service cost | 18,000 | 21,000 | 54,000 | 63,000 |
| Interest cost | 56,000 | 52,000 | 168,000 | 156,000 |
| Expected return on plan assets | (6,000) | (7,000) | (18,000) | (21,000) |
| Amortization of unrecognized prior service cost | 14,000 | 5,000 | 42,000 | 15,000 |
| Curtailment | 0 | 0 | 0 | 0 |
| Amortization of unrecognized net transition obligation | 12,000 | 12,000 | 36,000 | 36,000 |
| Amortization of accumulated loss | 27,000 | 6,000 | 81,000 | 18,000 |
| Net periodic cost | $ 121,000 | $ 89,000 | $ 363,000 | $ 267,000 |