Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Millions, $ in Millions |
Sep. 30, 2016 |
Mar. 31, 2016 |
|---|---|---|
| Receivables, allowances | $ 105 | $ 159 |
| Preferred stock, par value | $ 0.00 | $ 0.01 |
| Preferred stock, shares authorized | 0 | 10 |
| Common stock, par value | $ 0.01 | $ 0.01 |
| Common stock, shares authorized | 1,000 | 1,000 |
| Common stock, shares issued | 300 | 301 |
| Common stock, shares outstanding | 301 | 301 |