Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Revenues
Manufacturing revenues	$ 2,808	$ 2,964	$ 5,621	$ 5,759
Finance revenues	31	55	73	116
Total revenues	2,839	3,019	5,694	5,875
Costs and expenses
Cost of sales	2,338	2,435	4,720	4,747
Selling and administrative expense	296	276	575	588
Interest expense	42	53	93	108
Total costs and expenses	2,676	2,764	5,388	5,443
Income from continuing operations before income taxes	163	255	306	432
Income tax expense	49	82	77	139
Income from continuing operations	114	173	229	293
Income (loss) from discontinued operations, net of income taxes	(1)	(1)	3	(3)
Net income	$ 113	$ 172	$ 232	$ 290
Basic earnings per share
Continuing operations (in dollars per share)	$ 0.41	$ 0.61	$ 0.83	$ 1.04
Discontinued operations (in dollars per share)	$ (0.01)		$ 0.01	$ (0.01)
Basic earnings per share (in dollars per share)	$ 0.40	$ 0.61	$ 0.84	$ 1.03
Diluted earnings per share
Continuing operations (in dollars per share)	$ 0.40	$ 0.58	$ 0.80	$ 0.99
Discontinued operations (in dollars per share)			$ 0.01	$ (0.01)
Diluted earnings per share (in dollars per share)	$ 0.40	$ 0.58	$ 0.81	$ 0.98
Dividends per share
Common stock (in dollars per share)	$ 0.02	$ 0.02	$ 0.04	$ 0.04