Equity Dividends Paid (Details) - USD ($) $ / shares in Units, $ in Billions	3 Months Ended
	Dec. 29, 2018	Sep. 29, 2018	Mar. 31, 2018	Sep. 30, 2017
Dividends, Common Stock [Abstract]
Common Stock, Dividends, Per Share, Cash Paid	$ 0.88	$ 0.84	$ 0.84	$ 0.78
Dividends, Common Stock, Cash	$ 1.3	$ 1.2	$ 1.3	$ 1.2