Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Mar. 28, 2013	Dec. 31, 2012	Mar. 29, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 313.1	$ 440.7	$ 134.1	$ 177.8
Accounts receivable, net	587.3	420.7
Inventory	2,492.9	2,410.8
Deferred tax asset-current	61.5	57.1
Other current assets	24.3	26.1
Total current assets	3,479.1	3,355.4
Property, plant and equipment, net	1,718.0	1,698.5
Pension assets	84.5	78.4
Deferred tax asset non-current, net	168.7	192.0
Other assets	83.4	91.0
Total assets	5,533.7	5,415.3
Current liabilities
Accounts payable	698.6	659.0
Accrued expenses	234.2	216.3
Profit sharing	18.2	28.3
Current portion of long-term debt	10.1	10.3
Advance payments, short-term	87.6	70.7
Deferred revenue, short-term	17.9	18.4
Deferred Grant Income Liability Current	7.5	6.9
Other current liabilities	62.3	57.1
Total current liabilities	1,136.4	1,067.0
Long-term debt	1,163.3	1,165.9
Advance payments, long-term	804.7	833.6
Pension/OPEB obligation	76.6	75.6
Deferred Grant Income Liability Noncurrent	112.0	116.6
Deferred revenue and other deferred credits	29.4	30.8
Other liabilities	139.0	128.9
Equity
Preferred stock, par value $0.01, 10,000,000 shares authorized, no shares issued	0	0
Additional paid-in capital	1,015.0	1,012.3
Accumulated other comprehensive loss	(158.7)	(145.2)
Retained earnings	1,212.8	1,127.9
Total shareholders' equity	2,070.5	1,996.4
Noncontrolling interest	1.8	0.5	0.5
Total equity	2,072.3	1,996.9
Total liabilities and equity	5,533.7	5,415.3
Class A [Member]
Equity
Common stock	1.2	1.2
Class B
Equity
Common stock	$ 0.2	$ 0.2