Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT (Details) (Parentheticals)

v2.4.0.6
LONG-TERM DEBT (Details) (Parentheticals) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Term loan agreement
Oct. 29, 2010
Term loan agreement
Mar. 31, 2012
Term loan agreement
Maximum
Mar. 31, 2012
Term loan agreement
Minimum
Mar. 31, 2012
Swap agreement
Sep. 30, 2011
Swap agreement
Aug. 31, 2011
Swap agreement
Jan. 07, 2011
Swap agreement
Debt Instrument [Line Items]                
Loan Agreement   $ 33.0           $ 20.0
Debt Instrument, Interest Rate, Stated Percentage 7.00%         1.50% 1.90%  
LIBOR fixed rate 1.50%   5.50% 4.50%        
Derivative, Average Fixed Interest Rate         1.56%      
Fixed rate of interest until maturity         3.06%