Commitments And Contingencies (Minimum Contractual Obligations) (Details) $ in Millions	Jun. 30, 2017 USD ($)
Long Term Purchase Commitments
TotalUnconditionalPurchaseObligationBalanceSheetAmount	$ 3,336
TotalUnconditionalPurchaseObligationBalanceSheetAmountRemainingForCurrentFiscalYear	344
Total Unconditional PurchaseObligationBalanceSheetAmountOneYearAfterFiscalYearEnd	536
Total Unconditional Purchase Obligation Balance Sheet Amount Two Years After Fiscal Year End	461
TotalUnconditionalPurchaseObligationBalanceSheetAmountThreeYearsAfterFiscalYearEnd	986
TotalUnconditionalPurchaseObligationBalanceSheetAmountFourYearsAfterFiscalYearEnd	345
Total Unconditional Purchase Obligation Balance Sheet Amount Five Years After Fiscal Year End	147
TotalUnconditionalPurchaseObligationBalanceSheetAmountThereafter	517
Developer/Licensor Commitments - Royalty and Non-Royalty Bearing
Long Term Purchase Commitments
Unrecorded Total	1,173
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	174
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	293
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	238
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	200
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	192
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	76
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	0
Marketing
Long Term Purchase Commitments
Unrecorded Total	436
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	57
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	109
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	97
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	74
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	73
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	26
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	0
Operating leases
Long Term Purchase Commitments
Unrecorded Total	237
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	28
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	40
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	38
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	36
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	29
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	21
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	45
Senior Notes Interest
Long Term Purchase Commitments
Unrecorded Total	248
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	27
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	41
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	41
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	41
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	20
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	20
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	58
Other unrecorded purchase obligations
Long Term Purchase Commitments
Unrecorded Total	110
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	27
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	29
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	22
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	9
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	5
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	4
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	14
Total Unrecorded Unconditional Purchase Obligation [Domain]
Long Term Purchase Commitments
Unrecorded Total	2,204
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	313
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	512
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	436
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	360
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	319
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	147
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	117
Total Recorded Unconditional Purchase Obligation [Domain]
Long Term Purchase Commitments
Recorded Total	1,132
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	31
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	24
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	25
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	626
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	26
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	0
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	400
Senior Notes and Interest
Long Term Purchase Commitments
Recorded Total	1,014
Senior Notes Interest
Long Term Purchase Commitments
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	14
Senior Notes
Long Term Purchase Commitments
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	600
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	400
Licensing and lease obligations
Long Term Purchase Commitments
Recorded Total	118
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	17
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	24
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	25
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	26
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	26
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	0
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	$ 0