Goodwill and Other Intangible Assets (Details 2) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Intangible assets with determinable lives
Gross carrying value of finite-lived intangible assets	$ 612.4	$ 652.5
Accumulated amortization	(178.6)	(159.6)
Net carrying value of finite-lived intangible assets	433.8	492.9
Total intangible assets
Gross carrying value	1,009.6	1,087.9
Net carrying value	831.0	928.3
Amortization expense	31.8	33.0	34.1
Estimated amortization expense related to intangible assets
2015	30.7
2016	30.5
2017	29.8
2018	29.4
2019	28.0
Flow Technology Reportable Segment
Intangible assets with determinable lives
Net carrying value of finite-lived intangible assets	385.1
Intangible assets with indefinite lives
Trademarks	259.0
Thermal Equipment and Services reportable segment
Intangible assets with determinable lives
Net carrying value of finite-lived intangible assets	41.9
Intangible assets with indefinite lives
Trademarks	117.0
Industrial Products and Services and Other
Intangible assets with determinable lives
Net carrying value of finite-lived intangible assets	6.8
Intangible assets with indefinite lives
Trademarks	21.2
Trademarks
Intangible assets with indefinite lives
Trademarks	397.2	435.4
Customer relationships
Intangible assets with determinable lives
Gross carrying value of finite-lived intangible assets	388.6	413.4
Accumulated amortization	(91.7)	(80.0)
Net carrying value of finite-lived intangible assets	296.9	333.4
Technology
Intangible assets with determinable lives
Gross carrying value of finite-lived intangible assets	183.8	196.6
Accumulated amortization	(59.8)	(52.7)
Net carrying value of finite-lived intangible assets	124.0	143.9
Patents
Intangible assets with determinable lives
Gross carrying value of finite-lived intangible assets	11.3	11.5
Accumulated amortization	(8.8)	(8.3)
Net carrying value of finite-lived intangible assets	2.5	3.2
Other.
Intangible assets with determinable lives
Gross carrying value of finite-lived intangible assets	28.7	31.0
Accumulated amortization	(18.3)	(18.6)
Net carrying value of finite-lived intangible assets	$ 10.4	$ 12.4