Restructuring - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013 Person	Jun. 30, 2012	Dec. 31, 2012 Person
Restructuring Cost and Reserve [Line Items]
Number of employees			700		1,000
Total restructuring costs	$ 26.7	$ 10.4	$ 48.3	$ 10.4
Water & Fluid Solutions
Restructuring Cost and Reserve [Line Items]
Number of employees			200		500
Total restructuring costs	7.2		13.8
Valves & Controls
Restructuring Cost and Reserve [Line Items]
Number of employees			200		300
Total restructuring costs	14.1		18.8
Technical Solutions
Restructuring Cost and Reserve [Line Items]
Number of employees			300		200
Total restructuring costs	$ 5.4		$ 15.7