Statement of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Statement [Abstract]
Operating Revenues	$ 14,135	$ 14,791	$ 14,515
Cost of revenues	8,554	9,134	9,089
Selling, administrative, and research and development expenses	2,815	2,928	2,846
Amortization of intangible assets	250	252	219
Impairment of goodwill and other intangible assets	2	2	0
Operating Income	2,514	2,475	2,361
Interest expense	(239)	(213)	(191)
Gain on sale of interest in Decorative Surfaces	0	933	0
Other income (expense)	72	11	53
Income from Continuing Operations Before Income Taxes	2,347	3,206	2,223
Income taxes	717	973	448
Income from Continuing Operations	1,630	2,233	1,775
Income from Discontinued Operations	49	637	296
Net Income	$ 1,679	$ 2,870	$ 2,071
Income Per Share from Continuing Operations:
Basic (in dollars per share)	$ 3.65	$ 4.75	$ 3.61
Diluted (in dollars per share)	$ 3.63	$ 4.72	$ 3.59
Income Per Share from Discontinued Operations:
Basic (in dollars per share)	$ 0.11	$ 1.36	$ 0.60
Diluted (in dollars per share)	$ 0.11	$ 1.35	$ 0.60
Net Income Per Share:
Basic (in dollars per share)	$ 3.76	$ 6.11	$ 4.21
Diluted (in dollars per share)	$ 3.74	$ 6.06	$ 4.19