RESTRUCTURING (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015	Jul. 01, 2014
Restructuring Cost and Reserve
Restructuring and related cost, expected cost					$ 19,400
Restructuring (income)/expense	$ (1,715)	$ 1,304	$ (850)	$ 2,525
Restructuring reserves	0	$ 3,600	0	$ 3,600
Employee Severance
Restructuring Cost and Reserve
Restructuring (income)/expense	100		100
Equipment relocation
Restructuring Cost and Reserve
Restructuring (income)/expense	100		100
Asset write-off
Restructuring Cost and Reserve
Restructuring (income)/expense	(2,000)		(1,600)
Other
Restructuring Cost and Reserve
Restructuring (income)/expense	100		500
Operating Segments | Water Systems
Restructuring Cost and Reserve
Restructuring (income)/expense	(1,800)		(1,400)
Operating Segments | Water Systems | Employee Severance
Restructuring Cost and Reserve
Restructuring (income)/expense	100		100
Operating Segments | Water Systems | Equipment relocation
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Operating Segments | Water Systems | Asset write-off
Restructuring Cost and Reserve
Restructuring (income)/expense	(2,000)		(2,000)
Operating Segments | Water Systems | Other
Restructuring Cost and Reserve
Restructuring (income)/expense	100		500
Operating Segments | Fueling Systems
Restructuring Cost and Reserve
Restructuring (income)/expense	100		500
Operating Segments | Fueling Systems | Employee Severance
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Operating Segments | Fueling Systems | Equipment relocation
Restructuring Cost and Reserve
Restructuring (income)/expense	100		100
Operating Segments | Fueling Systems | Asset write-off
Restructuring Cost and Reserve
Restructuring (income)/expense	0		400
Operating Segments | Fueling Systems | Other
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Corporate and Eliminations
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Corporate and Eliminations | Employee Severance
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Corporate and Eliminations | Equipment relocation
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Corporate and Eliminations | Asset write-off
Restructuring Cost and Reserve
Restructuring (income)/expense	0		0
Corporate and Eliminations | Other
Restructuring Cost and Reserve
Restructuring (income)/expense	$ 0		$ 0