Consolidated Balance Sheets (Unaudited) (USD $)	Sep. 27, 2012	Dec. 31, 2011	Sep. 29, 2011	Dec. 31, 2010
Current assets
Cash and cash equivalents	$ 221,700,000	$ 177,800,000	$ 138,300,000	$ 481,600,000
Accounts receivable, net	514,600,000	267,200,000
Insurance Settlements Receivable, Current	129,900,000
Inventory	2,368,600,000	2,630,900,000
Deferred tax asset-current	62,100,000	52,200,000
Other current assets	43,700,000	27,700,000
Total current assets	3,340,600,000	3,155,800,000
Property, plant and equipment, net	1,657,000,000	1,615,700,000
Pension assets	138,300,000	118,800,000
Deferred tax asset non-current, net	145,100,000	55,700,000
Other assets	92,500,000	96,400,000
Total assets	5,373,500,000	5,042,400,000
Current liabilities
Accounts payable	652,600,000	559,400,000
Accrued expenses	213,200,000	200,800,000
Profit sharing	25,100,000	23,500,000
Current portion of long-term debt	10,700,000	48,900,000
Advance payments, short-term	62,300,000	8,800,000
Deferred revenue, short-term	23,200,000	28,500,000
Deferred Grant Income Liability Current	6,900,000	6,100,000
Other current liabilities	43,200,000	37,500,000
Total current liabilities	1,037,200,000	913,500,000
Long-term debt	1,168,400,000	1,152,000,000
Advance payments, long-term	846,100,000	655,900,000
Pension/OPEB obligation	89,200,000	84,200,000
Deferred Grant Income Liability Noncurrent	118,100,000	121,800,000
Deferred revenue and other deferred credits	31,800,000	34,700,000
Other liabilities	121,000,000	115,600,000
Equity
Preferred stock, par value $0.01, 10,000,000 shares authorized, no shares issued	0	0
Additional paid-in capital	1,009,000,000	995,900,000
Accumulated other comprehensive loss	(116,400,000)	(126,200,000)
Retained earnings	1,067,200,000	1,093,100,000
Total shareholders' equity	1,961,200,000	1,964,200,000
Noncontrolling interest	500,000	500,000
Total equity	1,961,700,000	1,964,700,000
Total liabilities and equity	5,373,500,000	5,042,400,000
Class A [Member]
Equity
Common stock	1,200,000	1,200,000
Class B
Equity
Common stock	$ 200,000	$ 200,000