Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Jul. 01, 2011	Dec. 31, 2010
Current Assets
Cash and cash equivalents		$ 208.8
Investments in marketable securities		925.7
Total cash, cash equivalents and marketable securities		1,134.5
Other marketable securities	167.5	213.6
Accounts receivable, net of allowances of $1.4 and $1.3		342.6
Inventories
Raw materials		30.3
Finished goods		132.0
Total inventories		162.3
Income taxes		14.8
Miscellaneous receivables and other current assets		45.0
Total Current Assets		1,912.8
Property, Plant and Equipment
Land		20.8
Buildings and improvements		204.2
Equipment		422.8
Total property, plant and equipment		647.8
Accumulated depreciation		(378.5)
Property, plant and equipment, net		269.3
Goodwill		204.9
Intangible Assets, Net of Amortization		96.7
Other Assets		119.2
Total Assets		2,602.9
Current Liabilities
Accounts payable		123.4
Accrued compensation		97.2
Restructuring and other charges		7.7
Income taxes		88.4
Loan related to other marketable securities	167.5	213.6
Deferred revenue		43.0
Other accrued liabilities		89.8
Total Current Liabilities		663.1
Long-Term Restructuring Liabilities		3.1
Income Taxes		28.1
Other Long-Term Liabilities		47.1
Stockholders' Equity
Preferred stock: authorized 5,000,000 shares of $0.01 par value; no shares issued and outstanding
Common stock: authorized 1,000,000,000 shares of $0.01 par value; 505,010,116 and 501,744,627 shares issued		5.0
Additional paid-in capital		1,547.9
Treasury stock, at cost: 140,198,952 and 139,243,079 shares		(1,222.1)
Retained earnings		1,422.1
Accumulated other comprehensive income		108.6
Total Stockholders' Equity		1,861.5
Total Liabilities and Stockholders' Equity		2,602.9
Restated [Member]
Current Assets
Cash and cash equivalents	213.6	208.8
Investments in marketable securities	844.4
Total cash, cash equivalents and marketable securities	1,058.0
Other marketable securities	167.5
Accounts receivable, net of allowances of $1.4 and $1.3	342.2
Inventories
Raw materials	36.9
Finished goods	126.7
Total inventories	163.6
Income taxes	20.3
Miscellaneous receivables and other current assets	45.3
Total Current Assets	1,796.9
Property, Plant and Equipment
Land	21.3
Buildings and improvements	209.8
Equipment	452.0
Total property, plant and equipment	683.1
Accumulated depreciation	(404.3)
Property, plant and equipment, net	278.8
Goodwill	205.3
Intangible Assets, Net of Amortization	86.4
Other Assets	110.9
Total Assets	2,478.3
Current Liabilities
Accounts payable	106.4
Accrued compensation	47.7
Restructuring and other charges	3.8
Income taxes	70.6
Loan related to other marketable securities	167.5
Deferred revenue	83.3
Other accrued liabilities	80.6
Total Current Liabilities	559.9
Long-Term Restructuring Liabilities	2.5
Income Taxes	21.7
Other Long-Term Liabilities	51.1
Stockholders' Equity
Preferred stock: authorized 5,000,000 shares of $0.01 par value; no shares issued and outstanding
Common stock: authorized 1,000,000,000 shares of $0.01 par value; 505,010,116 and 501,744,627 shares issued	5.0
Additional paid-in capital	1,564.1
Treasury stock, at cost: 140,198,952 and 139,243,079 shares	(1,226.9)
Retained earnings	1,354.2
Accumulated other comprehensive income	146.7
Total Stockholders' Equity	1,843.1
Total Liabilities and Stockholders' Equity	$ 2,478.3