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Employee Benefit Plans (Assumptions) (Details)
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12 Months Ended | ||
|---|---|---|---|
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Dec. 25, 2013
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Dec. 26, 2012
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Dec. 28, 2011
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| Weighted-average assumptions used to determine benefit obligations | |||
| Discount rate | 4.98% | 4.18% | |
| Measurement date | Dec. 25, 2013 | Dec. 26, 2012 | |
| Weighted-average assumptions used to determine net perioidic pension cost | |||
| Discount rate | 4.18% | 4.59% | 5.42% |
| Expected long-term rate of return on assets | 7.75% | 7.75% | 8.00% |
| Measurement date | Dec. 25, 2013 | Dec. 26, 2012 | Dec. 28, 2011 |