Quarterly Financial Summary (Parenthetical) (Detail) (USD $)	3 Months Ended												12 Months Ended
	Sep. 29, 2012		Jun. 30, 2012	Mar. 31, 2012		Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011		Apr. 02, 2011	Jan. 01, 2011		Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Quarterly Financial Information [Line Items]
Diluted	$ 0.68	[1]	$ 1.01	$ 0.63	[2]	$ 0.80	$ 0.58	$ 0.77	[3]	$ 0.49	$ 0.68	[4]	$ 3.13	$ 2.52	$ 2.03
Recovery of Bad Debt Charge
Quarterly Financial Information [Line Items]
Diluted	$ 0.03
Restructuring and Impairment Charges
Quarterly Financial Information [Line Items]
Diluted	$ 0.02			$ 0.01				$ 0.01			$ 0.01
Cost of Early Repayment of Debt
Quarterly Financial Information [Line Items]
Diluted	$ 0.00
Miramax and BASS | Gains (Losses) on Sales of Assets
Quarterly Financial Information [Line Items]
Diluted											$ 0.02
UTV Software Communications Limited | Gain (Loss) on Acquisition
Quarterly Financial Information [Line Items]
Diluted				$ 0.06

[1] Results for the fourth quarter of fiscal 2012 include the Lehman recovery ($0.03 per diluted share) offset by restructuring and impairment charges ($0.02 per diluted share) and the DLP debt charge (rounds to $0.00 per diluted share) which, including the impact of rounding, collectively had no net impact on earnings per share.

[2] Results for the second quarter of fiscal 2012 include a non-cash gain on the Company's existing equity investment in UTV which arose in connection with the acquisition of a controlling interest in UTV ($0.06 per diluted share) and restructuring and impairment charges ($0.01 per diluted share).

[3] The third quarter of fiscal 2011 include restructuring and impairment charges ($0.01 per diluted share).

[4] Results for the first quarter of fiscal 2011 include gains on the sales of Miramax and BASS (together $0.02 per diluted share) and restructuring and impairment charges (collectively $0.01 per diluted share).