DEBT (Details) (USD $)			3 Months Ended
	Mar. 31, 2012	Dec. 31, 2011	Mar. 31, 2012 Pioneer Pump Holdings, Inc	Mar. 07, 2012 Pioneer Pump Holdings, Inc	Mar. 31, 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	1,400,000	300,000
Subsidiary debt	20,300,000	13,700,000		4,100,000
Long-term debt	171,700,000	164,000,000
Less current maturities	(20,381,000)	(13,978,000)
Long-term debt, Excluding Current Maturities	151,254,000	150,000,000
Estimated fair value of long term debt					185,900,000	179,200,000
Line of credit, interest rate term			1 month
Line of credit, borrowing capacity			8,000,000
Line of credit, amount outstanding			6,500,000
Line of credit, basis spread on LIBOR variable rate			2.00%
Term loan, amount outstanding			$ 100,000
Term loan, interest rate			6.97%