Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Apr. 01, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 460,660	$ 779,811
Short-term investments	162,414	155,644
Accounts receivable, less allowances of $6,197 and $6,950, respectively	302,095	246,539
Inventories	200,850	180,035
Prepaid expenses and other current assets	62,425	60,659
Total current assets	1,188,444	1,422,688
Property and equipment, net	235,063	180,589
Identified intangible assets, net	576,133	433,790
Goodwill	255,838	72,377
Other assets	111,638	122,604
Total assets	2,367,116	2,232,048
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	222,210	175,093
Accrued salaries, wages and benefits	101,995	106,948
Other accrued liabilities	146,093	178,830
Total current liabilities	470,298	460,871
Pension and post-retirement benefit obligations	584,112	597,183
Income taxes payable - non-current	87,664	91,791
Other non-current liabilities	21,763	23,263
Total liabilities	1,163,837	1,173,108
Commitments and contingencies (Note 13)
Stockholders' equity:
Preferred stock, $.01 par value: 2,000 shares authorized; none outstanding
Common stock, $.01 par value: 1,300,000 shares authorized; 571,071 and 561,767 shares outstanding, respectively	5,711	5,618
Additional paid-in capital	5,685,705	5,623,581
Accumulated deficit	(3,961,834)	(4,037,031)
Accumulated other comprehensive loss	(526,303)	(533,228)
Total stockholders' equity	1,203,279	1,058,940
Total liabilities and stockholders' equity	$ 2,367,116	$ 2,232,048