Goodwill and Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	$ 2,089.1	$ 2,078.0
Accumulated impairment, balance at the beginning of the period	(540.0)	(536.1)
Goodwill, balance at the beginning of the period	1,549.1	1,541.9
Gross goodwill related to foreign currency translation and other	(103.2)	11.1
Accumulated impairments related to foreign currency translation and other	9.5	(3.9)
Goodwill related to foreign currency translation and other	(93.7)	7.2
Gross goodwill, end of the period	1,985.9	2,089.1
Accumulated impairment, balance at the end of the period	(530.5)	(540.0)
Goodwill, balance at the end of the period	1,455.4	1,549.1
Flow Technology Reportable Segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	1,120.2	1,114.6
Goodwill, balance at the beginning of the period	1,120.2	1,114.6
Gross goodwill related to foreign currency translation and other	(83.7)	5.6
Goodwill related to foreign currency translation and other	(83.7)	5.6
Gross goodwill, end of the period	1,036.5	1,120.2
Goodwill, balance at the end of the period	1,036.5	1,120.2
Thermal Equipment and Services reportable segment
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	570.0	563.7
Accumulated impairment, balance at the beginning of the period	(399.5)	(395.7)
Goodwill, balance at the beginning of the period	170.5	168.0
Gross goodwill related to foreign currency translation and other	(16.7)	6.3
Accumulated impairments related to foreign currency translation and other	8.1	(3.8)
Goodwill related to foreign currency translation and other	(8.6)	2.5
Gross goodwill, end of the period	553.3	570.0
Accumulated impairment, balance at the end of the period	(391.4)	(399.5)
Goodwill, balance at the end of the period	161.9	170.5
Industrial Products and Services and Other
Changes in the carrying amount of goodwill
Gross goodwill, beginning of the period	398.9	399.7
Accumulated impairment, balance at the beginning of the period	(140.5)	(140.4)
Goodwill, balance at the beginning of the period	258.4	259.3
Gross goodwill related to foreign currency translation and other	(2.8)	(0.8)
Accumulated impairments related to foreign currency translation and other	1.4	(0.1)
Goodwill related to foreign currency translation and other	(1.4)	(0.9)
Gross goodwill, end of the period	396.1	398.9
Accumulated impairment, balance at the end of the period	(139.1)	(140.5)
Goodwill, balance at the end of the period	$ 257.0	$ 258.4