Accrued Expenses and Other Long-Term Liabilities, Environmental Matters (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Changes in Environmental Liabilities Rollforward Analysis
Balance as of beginning of year	$ 269	$ 274	$ 268
Additions to liability	67	23	18
Reductions to liability	(1)	(1)	(5)
Payments, net of third-party recoveries	(28)	(29)	(35)
Foreign currency translation	(2)	2	(2)
Balance as of end of year	301	269	274
Spinoff [Member]
Changes in Environmental Liabilities Rollforward Analysis
Increase (decrease) for acquisition / disposition	(4)	0	0
Pembroke Acquisition [Member]
Changes in Environmental Liabilities Rollforward Analysis
Increase (decrease) for acquisition / disposition	$ 0	$ 0	$ 30