|
Significant Accounting Policies (Details) (Narrative) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 27, 2014
|
Dec. 28, 2013
|
Dec. 29, 2012
|
|
| Marketing, communications and advertising expenses | $ 194 | $ 210 | $ 287 |
| Equipment | Maximum | |||
| Property, plant and equipment, useful life | 6 years | ||
| Equipment | Minimum | |||
| Property, plant and equipment, useful life | 2 years | ||
| Building and Building Improvements | Maximum | |||
| Property, plant and equipment, useful life | 40 years | ||