Equity Dividends Paid (Details) - USD ($) $ / shares in Units, $ in Billions |
3 Months Ended | |||
|---|---|---|---|---|
Jun. 30, 2018 |
Mar. 31, 2018 |
Sep. 30, 2017 |
Apr. 01, 2017 |
|
| Dividends, Common Stock [Abstract] | ||||
| Common Stock, Dividends, Per Share, Cash Paid | $ 0.84 | $ 0.84 | $ 0.78 | $ 0.78 |
| Dividends, Common Stock, Cash | $ 1.2 | $ 1.3 | $ 1.2 | $ 1.2 |