Shareholders' Equity Dividends Paid (Details) - USD ($) $ / shares in Units, $ in Millions			6 Months Ended
	Jun. 28, 2016	Mar. 22, 2016	Jun. 30, 2016	Jun. 30, 2015
Common Stock, Dividends, Per Share, Cash Paid	$ 0.625	$ 0.500
Payments of Ordinary Dividends, Common Stock	$ 594	$ 477	$ 1,071	$ 833