FINANCIAL INSTRUMENTS, Derivative Instruments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
FINANCIAL INSTRUMENTS [Abstract]
Maximum existing foreign currency forward exchange contracts maturity period	12 months
Maximum expected period to recognized deferred amount into earnings	12 months
Expected deferred amount to be recognized in OCI	$ 1,118
Gain on cash flow ineffectiveness	158	0
Description of Interest Rate Derivative Instruments Not Designated as Hedging Instruments Activities	Accordingly, the Company has entered into an interest rate swap (the "Interest Rate Swap") for which the notional amount was originally set at $27.5 million, with quarterly reduction to the notional amount consistent with the mandatory amortization schedule of the Term Loan. The Interest Rate Swap calls for quarterly fixed rate payments of 1.70% of the notional amount in exchange for a variable rate quarterly receipts equal to a 3-month LIBOR rate with a floor of 1.50%. The Interest Rate Swap terminates on June 25, 2015.
Notional Amount of Interest Rate Derivative Instruments Not Designated as Hedging Instruments	27,519
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value	78
Notional values of the Company's foreign currency forward contracts [Abstract]
Contracts Qualifying as Hedges	55,548		59,272
Other Current Assets [Member] | Foreign Exchange Contract [Member]
Derivative Assets [Abstract]
Derivative Asset, Fair Value, Gross Asset	1,321		842
Accrued expenses [Member] | Foreign Exchange Contract [Member]
Derivative Liabilities [Abstract]
Derivative Liability, Fair Value, Gross Liability	172		752
Accrued expenses [Member] | Interest Rate Swap [Member]
Derivative Liabilities [Abstract]
Derivative Liability, Fair Value, Gross Liability	78		77
Euro [Member}
Notional values of the Company's foreign currency forward contracts [Abstract]
Contracts Qualifying as Hedges	17,418		16,933
Japanese yen [Member]
Notional values of the Company's foreign currency forward contracts [Abstract]
Contracts Qualifying as Hedges	6,192		10,542
British pound [Member]
Notional values of the Company's foreign currency forward contracts [Abstract]
Contracts Qualifying as Hedges	4,419		4,278
Swap [Member]
Notional values of the Company's foreign currency forward contracts [Abstract]
Contracts Qualifying as Hedges	$ 27,519		$ 27,519