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FAIR VALUE AND DERIVATIVE INSTRUMENTS (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Foreign currency forward    
Restricted cash $ 5,088 $ 4,575
Foreign currency forward contracts, net 68 (1,053)
Measured on recurring basis | Total
   
Foreign currency forward    
Cash and cash equivalents 21,507 21,736
Restricted cash 5,088 4,575
Notes payable to bank (14,150) (12,969)
Variable interest rate debt (8,516) (8,568)
Foreign currency forward contracts, net 68 (1,053)
Measured on recurring basis | Level 1
   
Foreign currency forward    
Cash and cash equivalents 21,507 21,736
Restricted cash 5,088 4,575
Measured on recurring basis | Level 2
   
Foreign currency forward    
Notes payable to bank (14,150) (12,969)
Variable interest rate debt (8,516) (8,568)
Foreign currency forward contracts, net $ 68 $ (1,053)