Restructuring and Asset Impairment Charges Restructuring and Asset Impairment Charges (Textual Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Water Infrastructure [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 33
Restructuring and Related Cost, Cost Incurred to Date	31
Restructuring and Related Cost, Expected Cost Remaining	2
Applied Water [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	10
Restructuring and Related Cost, Cost Incurred to Date	8
Restructuring and Related Cost, Expected Cost Remaining	2
Trade Names | Water Infrastructure [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of Intangible Assets, Finite-lived	$ 2