Supplemental Guarantor Condensed Consolidating Financials - Schedule of Supplemental Condensed Consolidating Balance Sheet (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2012	Sep. 29, 2012	Dec. 24, 2011	Sep. 24, 2011
Current assets:
Cash and cash equivalents	$ 718,471	$ 560,430	$ 793,082	$ 712,332
Restricted cash	2,094	5,696
Accounts receivable, net	405,653	409,333
Inventories	345,309	367,191
Deferred income tax assets		11,715
Prepaid income taxes	51,307	69,845
Prepaid expenses and other current assets	45,950	44,301
Other current assets - assets held-for-sale	91,452	94,503
Total current assets	1,660,236	1,563,014
Property and equipment, net	504,071	507,998
Intangible assets, net	4,195,538	4,301,250
Goodwill	3,941,430	3,942,779
Other assets	167,280	162,067
Total assets	10,468,555	10,477,108
Current liabilities:
Accounts payable	76,367	87,223
Accrued expenses	436,283	372,381
Deferred revenue	121,152	129,688
Current portion of long-term debt	798,937	64,435
Deferred income tax liabilities	111,611
Other current liabilities - assets held-for-sale	7,403	7,622
Total current liabilities	1,551,753	661,349
Long-term debt, net of current portion	4,237,085	4,971,179
Deferred income tax liabilities	1,576,472	1,771,585
Deferred service obligations - long-term	16,440	13,714
Other long-term liabilities	102,429	98,250
Total liabilities	7,484,179	7,516,077
Total stockholders' equity	2,984,376	2,961,031
Total liabilities and stockholders' equity	10,468,555	10,477,108
Parent Company [Member]
Current assets:
Cash and cash equivalents	280,938	210,028	733,596	644,697
Accounts receivable, net	97,922	101,538
Inventories	75,623	74,500
Deferred income tax assets		13,578
Prepaid income taxes	10,352	20,805
Prepaid expenses and other current assets	21,389	18,817
Total current assets	486,224	439,266
Property and equipment, net	26,978	26,928
Intangible assets, net	22,050	24,034
Goodwill	279,957	279,956
Other assets	117,548	112,339
Investment in subsidiaries	9,849,931	9,782,940
Total assets	10,782,688	10,665,463
Current liabilities:
Accounts payable	26,320	29,847
Accrued expenses	319,073	238,387
Deferred revenue	89,362	92,234
Current portion of long-term debt	798,937	64,435
Deferred income tax liabilities	118,986
Intercompany payables	2,112,961	2,085,339
Total current liabilities	3,465,639	2,510,242
Long-term debt, net of current portion	4,237,085	4,971,179
Deferred income tax liabilities	51,763	180,916
Deferred service obligations - long-term	7,763	7,536
Other long-term liabilities	36,062	34,559
Total liabilities	7,798,312	7,704,432
Total stockholders' equity	2,984,376	2,961,031
Total liabilities and stockholders' equity	10,782,688	10,665,463
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	343,192	269,416
Accounts receivable, net	184,137	192,349
Inventories	199,736	223,043
Deferred income tax assets	6,755
Prepaid income taxes	40,317	48,429
Prepaid expenses and other current assets	11,795	12,816
Intercompany receivables	2,128,022	2,094,017
Other current assets - assets held-for-sale	68,381	67,878
Total current assets	2,982,335	2,907,948
Property and equipment, net	374,634	379,702
Intangible assets, net	4,062,809	4,162,930
Goodwill	3,521,565	3,522,474
Other assets	49,934	49,036
Investment in subsidiaries	117,447	101,615
Total assets	11,108,724	11,123,705
Current liabilities:
Accounts payable	39,548	43,339
Accrued expenses	71,485	86,566
Deferred revenue	9,260	10,307
Intercompany payables		6,655
Other current liabilities - assets held-for-sale	6,299	5,520
Total current liabilities	126,592	152,387
Deferred income tax liabilities	1,513,605	1,581,833
Deferred service obligations - long-term	2,077	1,160
Other long-term liabilities	32,788	30,587
Total liabilities	1,675,062	1,765,967
Total stockholders' equity	9,433,662	9,357,738
Total liabilities and stockholders' equity	11,108,724	11,123,705
Non-Guarantor Subsidiaries [Member)
Current assets:
Cash and cash equivalents	94,341	80,986	59,486	67,635
Restricted cash	2,094	5,696
Accounts receivable, net	123,647	115,522
Inventories	70,416	70,180
Deferred income tax assets	620	617
Prepaid income taxes	638	611
Prepaid expenses and other current assets	12,766	12,668
Intercompany receivables	56,282	55,761
Other current assets - assets held-for-sale	23,071	26,625
Total current assets	383,875	368,666
Property and equipment, net	102,459	101,368
Intangible assets, net	110,679	114,286
Goodwill	139,908	140,349
Other assets	1,303	2,406
Investment in subsidiaries	2,296	2,296
Total assets	740,520	729,371
Current liabilities:
Accounts payable	10,499	14,037
Accrued expenses	46,157	50,052
Deferred revenue	22,530	27,147
Intercompany payables	79,556	66,335
Other current liabilities - assets held-for-sale	1,104	2,102
Total current liabilities	159,846	159,673
Deferred income tax liabilities	10,896	8,836
Deferred service obligations - long-term	9,047	7,601
Other long-term liabilities	34,989	34,504
Total liabilities	214,778	210,614
Total stockholders' equity	525,742	518,757
Total liabilities and stockholders' equity	740,520	729,371
Eliminations [Member]
Current assets:
Accounts receivable, net	(53)	(76)
Inventories	(466)	(532)
Deferred income tax assets	(7,375)	(2,480)
Intercompany receivables	(2,184,304)	(2,149,778)
Total current assets	(2,192,198)	(2,152,866)
Other assets	(1,505)	(1,714)
Investment in subsidiaries	(9,969,674)	(9,886,851)
Total assets	(12,163,377)	(12,041,431)
Current liabilities:
Accrued expenses	(432)	(2,624)
Deferred income tax liabilities	(7,375)
Intercompany payables	(2,192,517)	(2,158,329)
Total current liabilities	(2,200,324)	(2,160,953)
Deferred income tax liabilities	208
Deferred service obligations - long-term	(2,447)	(2,583)
Other long-term liabilities	(1,410)	(1,400)
Total liabilities	(2,203,973)	(2,164,936)
Total stockholders' equity	(9,959,404)	(9,876,495)
Total liabilities and stockholders' equity	$ (12,163,377)	$ (12,041,431)