Balance Sheet Components (Details) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Inventories:
Raw materials	$ 30,554	$ 23,654
Finished goods	19,666	12,509
Inventories	50,220	36,163
Prepaid expenses and other:
Prepaid expenses and other current assets	31,751	68,494
Deferred income taxes	91,631	58,542
Prepaid expenses and other	123,382	127,036
Property, plant and equipment:
Computer equipment and related software	462,044	541,180
Buildings	126,512	127,201
Land	55,980	55,964
Leasehold, building and land improvements	93,049	87,506
Furniture and fixtures	23,026	21,961
Equipment	44,949	44,108
In-process capital assets	1,649	1,969
Total cost	807,209	879,889
Less: Accumulated depreciation and amortization	(568,494)	(635,450)
Property, plant and equipment, net	238,715	244,439	262,517
Other assets:
Deferred income taxes	144,553	171,721
NQDC trust assets	23,866	24,235
Other long-term assets	28,106	29,610
Other assets	196,525	225,566
Accounts payable and accrued liabilities:
Payroll and payroll-related accruals	145,047	129,956
Accounts payable	24,963	6,412
Income taxes payable - current	11,062	2,305
Accrued operating liabilities	35,522	32,645
Accounts payable and accrued liabilities	216,594	171,318
Other long-term liabilities:
Income taxes payable - long-term	11,396	51,994
NQDC trust liability	23,960	24,329
Other liabilities	36,080	27,710
Other long-term liabilities	$ 71,436	$ 104,033