Special Charges, Net (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 Y	Dec. 31, 2011	Dec. 31, 2010
Special charges, net
Period for selling an asset	1
Period for settling liabilities	1
Restructuring charges
Employee Termination Costs	$ 22.5	$ 11.5	$ 18.4
Facility Consolidation Costs	2.6	5.5	4.0
Other cash costs (recoveries), net	(4.4)	0.1	1.5
Non-Cash Asset Write-downs	3.4	8.2	6.8
Special charges, net	24.1	25.3	30.7
Restructuring and integration liabilities
Beginning balance	11.0	17.6	19.5
Special charges	25.5	17.1	23.9
Utilization - cash	(20.1)	(23.4)	(19.9)
Currency translation adjustment and other		(0.3)	(5.9)
Ending balance	16.4	11.0	17.6
Non-Cash special charges	3.4	8.2	6.8
Maximum
Restructuring charges
Expected charges to be incurred	1.0
Flow Technology reportable segment
Restructuring charges
Employee Termination Costs	16.2	6.4	6.1
Facility Consolidation Costs	1.8	4.1	3.0
Other cash costs			0.5
Non-Cash Asset Write-downs	0.9		2.1
Special charges, net	18.9	10.5	11.7
Number of employees terminated resulting from restructuring activities	319	133	152
Asset impairment and facility exit charges	0.9		2.1
Flow Technology reportable segment | Australia
Restructuring charges
Number of facilities with lease exit costs			1
Flow Technology reportable segment | New Zealand
Restructuring charges
Number of facilities with lease exit costs			2
Thermal Equipment and Services reportable segment
Restructuring charges
Employee Termination Costs	5.7	2.2	11.9
Facility Consolidation Costs	0.2	0.7
Other cash costs (recoveries), net	0.1
Other cash costs			0.3
Non-Cash Asset Write-downs	1.6		4.0
Special charges, net	7.6	2.9	16.2
Number of employees terminated resulting from restructuring activities	195	58	269
Asset impairment and facility exit charges	1.6		4.0
Thermal Equipment and Services reportable segment | Germany
Restructuring charges
Number of facilities with lease exit costs		2
Industrial Products and Services
Restructuring charges
Employee Termination Costs	(0.1)	2.6	0.4
Facility Consolidation Costs	0.5		0.1
Non-Cash Asset Write-downs	0.6	1.7
Special charges, net	1.0	4.3	0.5
Number of employees terminated resulting from restructuring activities		112	81
Asset impairment and facility exit charges	0.6	1.7
Corporate
Restructuring charges
Employee Termination Costs	0.7	0.3
Facility Consolidation Costs	0.1	0.7	0.9
Other cash costs (recoveries), net	(4.5)
Other cash costs		0.1	0.7
Non-Cash Asset Write-downs	0.3	6.5	0.7
Special charges, net	(3.4)	7.6	2.3
Asset impairment and facility exit charges		6.5	1.1
Corporate | China
Restructuring charges
Gain on sale of land rights	$ 4.8