Commitments And Contingencies (Minimum Contractual Obligations) (Details) (USD $) In Millions	Sep. 30, 2011
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	$ 164
2013	293
2014	239
2015	185
2016	143
Thereafter	448
Total	1,472
Amount that would reduce lease commitments due to minimum sub-lease rentals for unutilized office space resulting from reorganization activities due in the future under non-cancelable sub-leases	11
Leases [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	24	[1]
2013	51	[1]
2014	44	[1]
2015	30	[1]
2016	22	[1]
Thereafter	11	[1]
Total	182	[1]
Developer/Licensor Commitments [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	70
2013	196
2014	121
2015	116
2016	83
Thereafter	340
Total	926
Marketing [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	61
2013	36
2014	64
2015	32
2016	33
Thereafter	95
Total	321
Other Purchase Obligations [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	7
2013	5
2014	5
2015	2
Total	19
Convertible Notes Interest [Member]
Unrecorded Unconditional Purchase Obligation [Line Items]
2012 (remaining six months)	2	[2]
2013	5	[2]
2014	5	[2]
2015	5	[2]
2016	5	[2]
Thereafter	2	[2]
Total	$ 24	[2]

[1] Lease commitments have not been reduced by minimum sub-lease rentals for unutilized office space resulting from our reorganization activities of approximately 11 million due in the future under non-cancelable subleases.

[2] In addition to the interest payments reflected in the table above, we will be obligated to pay the $632.5 million principal amount of the 0.75% Convertible Senior Notes due 2016 and any excess conversion value in shares of our common stock upon redemption after the maturity of the Notes on July 15, 2016 or earlier. See Note 12 for additional information related to our 0.75% Convertible Senior Notes due 2016.