CONSOLIDATED BALANCE SHEETS (UNAUDITED) (USD $) In Millions	9 Months Ended
	Jun. 30, 2011	Sep. 30, 2010
Assets Current Abstract
Cash and cash equivalents	$ 955	$ 837
Receivables, net	2,726	2,417
Inventory Net	803	861
Deferred Tax Assets, Net, Current	68	77
Prepaid and other assets	329	281
Assets Held For Sale	0	76
Total current assets	4,881	4,549
Property and equipment - net	1,040	1,102
Inventory Noncurrent	4,076	4,145
Goodwill	11,075	11,035
Intangibles, net	420	467
Deferred tax assets, net	0	156
Other assets	818	568
Assets Held For Sale	0	74
Total assets	22,310	22,096
Current liabilities [Abstract]:
Accounts payable	315	210
Accrued expenses	1,153	1,000
Participants' share and residuals	1,099	1,059
Program rights obligations	422	390
Deferred revenue	217	256
Current portion of debt	26	31
Other liabilities	348	435
Liabilities Held For Sale	0	117
Total current liabilities	3,580	3,498
Noncurrent portion of debt	6,928	6,721
Participants' share and residuals, noncurrent	501	453
Program rights obligations, noncurrent	579	691
Deferred tax liabilities, net	99	0
Other liabilities	1,317	1,343
Redeemable noncontrolling interest	152	131
Commitments and contingencies (Note 9)
Viacom Stockholders' equity
Common stock, value	1	1
Additional paid-in-capital	8,531	8,346
Treasury stock	(7,325)	(5,725)
Retained earnings	7,985	6,775
Accumulated other comprehensive income (loss)	(29)	(114)
Total Viacom stockholders' equity	9,163	9,283
Noncontrolling interests	(9)	(24)
Total equity	9,154	9,259
Total liabilities and equity	22,310	22,096
Common Stock/APIC
Viacom Stockholders' equity
Total equity	8,532	8,347
Treasury Stock
Viacom Stockholders' equity
Total equity	(7,325)	(5,725)
Retained Earnings
Viacom Stockholders' equity
Total equity	7,985	6,775
Accumulated Other Comprehensive Income (Loss)
Viacom Stockholders' equity
Total equity	(29)	(114)
Total Viacom Stockholders' Equity
Viacom Stockholders' equity
Total equity	9,163	9,283
Noncontrolling Interests
Viacom Stockholders' equity
Total equity	$ (9)	$ (24)