Property, Plant And Equipment, Intangible Assets And Goodwill (Schedule Of Future Amortization Expenses) (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2015
Property, Plant And Equipment, Intangible Assets And Goodwill [Abstract]  
2016 $ 222,529.0
2017 199,136.0
2018 126,019.0
2019 41,451.0
2020 $ 35,217.0