| **Commitments And Contingencies (Tables)**              | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
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| **Commitments and Contingencies Disclosure [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
| Minimum Contractual Obligations                         | The following table summarizes our minimum contractual obligations as of June 30, 2014 (in millions):    Fiscal Years Ending March 31,   2015               (Remaining             Total nine mos.) 2016 2017 2018 2019 2020 ThereafterUnrecognized commitments               Developer/licensor commitments$1,092 $126 $258 $248 $137 $104 $76 $143Marketing commitments245 38 39 62 21 21 21 43Operating leases175 34 46 31 21 16 8 190.75% Convertible Senior Notes due 2016 interest (a)12 5 5 2 — — — —Other purchase obligations94 18 30 20 13 12 1 —Total unrecognized commitments1,618 221 378 363 192 153 106 205                Recognized commitments               0.75% Convertible Senior Notes due 2016 principal (a)633 — — 633 — — — —Licensing and lease obligations (b)186 16 22 23 23 24 25 53Total recognized commitments819 16 22 656 23 24 25 53                Total commitments$2,437 $237 $400 $1,019 $215 $177 $131 $258 |

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| - Definition
Tabular disclosure of unconditional purchase obligations that are not recognized as a liability on the balance sheet, including the nature and significant terms of an unconditional purchase obligation; the amount of the fixed and determinable portion of the obligation as of the date of the latest balance sheet presented in the aggregate and, if determinable, for each of the five succeeding fiscal years; the nature of any variable components of the obligation; the amount purchased under the obligation (for example, the take-or-pay or throughput contract) for the reporting period; and may include the amount of imputed interest necessary to reduce the obligation to present value.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25287-109308Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308
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