Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Loss) (Details) (Schedule of Accumulated Other Comprehensive Income (Loss))

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Accumulated Other Comprehensive Income (Loss) (Details) (Schedule of Accumulated Other Comprehensive Income (Loss)) - USD ($)
$ in Millions
3 Months Ended
Mar. 26, 2016
Mar. 28, 2015
Unrealized gains (losses) on available-for-sale securities:    
Beginning Balance $ (1) $ 1
Unrealized gains (losses) arising during the period (3) 0
Reclassification adjustment for (gains) losses realized and included in net loss 0 0
Tax effect 1 0
Total other comprehensive income (loss) (2) 0
Ending Balance (3) 1
Unrealized gains (losses) on cash flow hedges:    
Beginning balance (7) (6)
Unrealized gains (losses) arising during the period 4 (11)
Reclassification adjustment for (gains) losses realized and included in net loss 3 4
Tax effect (3) 0
Total other comprehensive income (loss) 4 (7)
Ending balance (3) (13)
Total:    
Beginning balance (8) (5)
Unrealized gains (losses) arising during the period 1 (11)
Reclassification adjustment for (gains) losses realized and included in net loss 3 4
Tax effect (2) 0
Total other comprehensive income (loss) 2 (7)
Ending balance $ (6) $ (12)