GOODWILL AND OTHER INTANGIBLE ASSETS (Goodwill) (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Change in the Carrying Amount of Goodwill by Reporting Segment
Goodwill, beginning balance	$ 168,846,000	$ 165,200,000
Acquisitions	36,000,000	6,200,000
Adjustments to prior year acquisitions	3,000,000	700,000
Foreign currency translation	300,000	(3,300,000)
Goodwill, ending balance	208,141,000	168,846,000
Percentage of product sales resulting in additional payments		5.00%
Payments resulting from accumulated earned amounts under purchase agreement		7,800,000
Water Systems
Change in the Carrying Amount of Goodwill by Reporting Segment
Goodwill, beginning balance	109,900,000	107,000,000
Acquisitions	31,900,000	6,200,000
Adjustments to prior year acquisitions	3,000,000	0
Foreign currency translation	100,000	(3,300,000)
Goodwill, ending balance	144,900,000	109,900,000
Fueling Systems
Change in the Carrying Amount of Goodwill by Reporting Segment
Goodwill, beginning balance	58,900,000	58,200,000
Acquisitions	4,100,000	0
Adjustments to prior year acquisitions	0	700,000
Foreign currency translation	200,000	0
Goodwill, ending balance	$ 63,200,000	$ 58,900,000