DEBT (Details) (USD $)			9 Months Ended
	Sep. 29, 2012	Dec. 31, 2011	Sep. 29, 2012 Pioneer Pump Holdings, Inc	Mar. 07, 2012 Pioneer Pump Holdings, Inc	Sep. 29, 2012 Cerus Industrial Corporation	Aug. 09, 2012 Cerus Industrial Corporation	Sep. 29, 2012 Impo Motor Pompa Sanayi ve Ticaret A.S.	Sep. 29, 2012 Significant Other Observable Inputs (Level 2)	Dec. 31, 2011 Significant Other Observable Inputs (Level 2)
Debt
Prudential agreement, fixed interest rate	5.79%
Prudential agreement - 5.79 percent	$ 150,000,000	$ 150,000,000
Capital leases	1,000,000	300,000
Subsidiary debt	17,500,000	13,700,000		4,100,000
Long-term debt	168,500,000	164,000,000
Less current maturities	17,743,000	13,978,000					16,100,000
Long-term debt, excluding current maturities	150,801,000	150,000,000
Line of credit, borrowing capacity			8,000,000
Line of credit, amount outstanding			1,300,000		0	1,200,000
Line of credit, interest rate term (in months)			1 month
Line of credit, basis spread on LIBOR variable rate			2.00%
Estimated fair value of long term debt								$ 184,300,000	$ 179,200,000