Income Taxes - Unrecognized Tax Benefits (Details) $ in Millions |
9 Months Ended |
---|---|
Oct. 01, 2016
USD ($)
| |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] | |
Balance at beginning of year | $ 350 |
Additions due to acquisitions | 51 |
Balance at end of year | 458 |
Tax planning related to prior years that resulted in amended returns [Member] | |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] | |
Additions for tax positions of prior years | 43 |
Utilization of Deferred Tax Assets [Member] | |
Reconciliation of Unrecognized Tax Benefits [Roll Forward] | |
Additions for tax positions of prior years | $ 14 |