Balance Sheet Components (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Inventories:
Raw materials	$ 23,654	$ 24,247
Finished goods	12,509	18,996
Inventories	36,163	43,243
Prepaid Expenses and Other:
Prepaid expenses and other	68,494	52,290
Deferred income taxes	58,542	11,926
Prepaid expenses and other	127,036	64,216
Property, Plant and Equipment:
Computer equipment and related software	541,180	557,473
Buildings	127,201	127,394
Land	61,236	61,208
Leasehold and building improvements	82,234	77,006
Furniture and fixtures	21,961	43,418
Equipment	44,108	47,831
Assets not ready to be placed in service	1,969	7,177
Total cost	879,889	921,507
Less: Accumulated depreciation and amortization	(635,450)	(658,990)
Property, plant and equipment, net	244,439	262,517	285,115
Other Assets:
Deferred income taxes	171,721	5,232
Non-qualified deferred compensation assets	24,235	23,889
Non-marketable securities	7,287	10,460
Other long-term assets	22,323	18,458
Other assets	225,566	58,039
Accounts Payable and Accrued Liabilities:
Payroll and payroll-related accruals	129,956	108,701
Accounts payable	6,412	3,231
Income taxes payable - current	2,305	6,488
Accrued operating liabilities	32,645	47,371
Accounts payable and accrued liabilities	171,318	165,791
Other Long-term Liabilities:
Income taxes payable - long-term	51,994	71,218
Non-qualified deferred compensation liability	24,329	24,057
Long-term acquisition-related holdbacks and payments	5,614	3,872
Other long-term liabilities	22,096	29,747
Other Long Term Liabilities	$ 104,033	$ 128,894