Commitments And Contingencies (Minimum Contractual Obligations) (Details) $ in Millions	Sep. 30, 2023 USD ($)
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	$ 5,184
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	450
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	1,016
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	1,030
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	836
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	442
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	359
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	1,051
Recorded Total	2,270
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	44
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	69
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	459
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	40
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	32
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	22
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	1,604
TotalUnconditionalPurchaseObligationBalanceSheetAmount	7,454
TotalUnconditionalPurchaseObligationBalanceSheetAmountRemainingForCurrentFiscalYear	494
Total Unconditional PurchaseObligationBalanceSheetAmountOneYearAfterFiscalYearEnd	1,085
Total Unconditional Purchase Obligation Balance Sheet Amount Two Years After Fiscal Year End	1,489
TotalUnconditionalPurchaseObligationBalanceSheetAmountThreeYearsAfterFiscalYearEnd	876
TotalUnconditionalPurchaseObligationBalanceSheetAmountFourYearsAfterFiscalYearEnd	474
Total Unconditional Purchase Obligation Balance Sheet Amount Five Years After Fiscal Year End	381
TotalUnconditionalPurchaseObligationBalanceSheetAmountThereafter	$ 2,655
Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract	12 years
Developer/licensor commitments
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	$ 2,300
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	166
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	488
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	506
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	489
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	223
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	204
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	224
Marketing commitments
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	1,444
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	102
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	247
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	308
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	268
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	169
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	107
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	243
Senior Notes interest
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	753
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	21
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	55
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	54
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	36
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	36
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	36
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	515
Operating lease imputed interest
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	49
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	6
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	11
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	8
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	6
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	9
Other purchase obligations
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	540
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	155
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	209
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	146
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	29
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	1
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	0
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	0
Senior Notes principal and interest
Long-term Purchase Commitment [Line Items]
Recorded Total	1,906
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	6
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	0
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	400
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	0
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	0
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	0
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	1,500
Operating leases
Long-term Purchase Commitment [Line Items]
Unrecorded Unconditional Purchase Obligation	98
Unrecorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	0
Unrecorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	6
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Two	8
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Three	8
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Four	8
Unrecorded Unconditional Purchase Obligation, Due in Rolling Year Five	8
Unrecorded Unconditional Purchase Obligation, Due in Rolling after Year Five	60
Recorded Total	347
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	34
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	63
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	52
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	40
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	32
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	22
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	104
Transition Tax and other taxes
Long-term Purchase Commitment [Line Items]
Recorded Total	17
Recorded Unconditional Purchase Obligation, Due in Remainder of Fiscal Year	4
Recorded Unconditional Purchase Obligation, Due in Next Rolling Twelve Months	6
Recorded Unconditional Purchase Obligation, Due in Rolling Year Two	7
Recorded Unconditional Purchase Obligation, Due in Rolling Year Three	0
Recorded Unconditional Purchase Obligation, Due in Rolling Year Four	0
Recorded Unconditional Purchase Obligation, Due in Rolling Year Five	0
Recorded Unconditional Purchase Obligation, Due in Rolling after Year Five	$ 0