Pension and Other Postretirement Benefits (Details Textual) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
Defined contribution plan expenses	$ 72	$ 78	$ 74
Maximum maturity period for cash on hand and investments included in Cash and Equivalents	90 days
Pension
Defined Benefit Plan Disclosure [Line Items]
Pension settlement charge related to exit of employees from plan	49	14	0
Expected current year contributions for pension and other postretirement plans	136
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Pension settlement charge related to exit of employees from plan	0	0	0
Expected current year contributions for pension and other postretirement plans	7
Equity securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation for plan assets in equity securities, minimum	40.00%
Target allocation for plan assets in equity securities, maximum	60.00%
Debt securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation for plan assets in equity securities, minimum	35.00%
Target allocation for plan assets in equity securities, maximum	50.00%
Other plan assets
Defined Benefit Plan Disclosure [Line Items]
Target allocation for plan assets in equity securities, minimum	0.00%
Target allocation for plan assets in equity securities, maximum	10.00%
Decorative Surfaces | Pension
Defined Benefit Plan Disclosure [Line Items]
Pension settlement charge related to exit of employees from plan	$ 45