Other Items Impacting Comparability (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2010 Singapore facility [Member]	Dec. 31, 2009 Singapore facility [Member]	Dec. 31, 2011 Hill Hire [Member]	Dec. 31, 2010 Total Logistic Control [Member]
Other Items Impacting Comparability (Textual) [Abstract]
Pre tax impairment charges		$ 7
Gain on Sale of facility	1
Business acquisition, cost of acquired entity, transaction costs			$ 2	$ 4