RESTRUCTURING (Details) (USD $)	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Restructuring Cost and Reserve
Restructuring (income)/expense	$ 710,000	$ (73,000)
Restructuring Reserve	600,000	0
Employee Severance [Member]
Restructuring Cost and Reserve
Restructuring (income)/expense	700,000
Water Systems | Employee Severance [Member]
Restructuring Cost and Reserve
Restructuring (income)/expense	500,000
Fueling Systems | Employee Severance [Member]
Restructuring Cost and Reserve
Restructuring (income)/expense	200,000
Other | Employee Severance [Member]
Restructuring Cost and Reserve
Restructuring (income)/expense	$ 0