Segment Information Segment Results Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting Information [Line Items]
Warranty charge	$ 23.6	$ 3.1		$ 26.7
Earnings Per Share, Basic	$ (0.37)		$ 0.49	$ (0.24)	$ 0.48
Water Operating Segment [Member]
Segment Reporting Information [Line Items]
Earnings Per Share, Basic	$ 0.38			$ 0.43