FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2013

FAIR VALUE MEASUREMENTS [Abstract]

Schedule of summarized assets and liabilities measured at fair value on recurring basis

The following table summarizes the assets and liabilities measured at fair value on a recurring basis as of March 31, 2013 and December 31, 2012 (in thousands):

March 31, 2013:	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value Measurements
Assets:
Derivatives	$	—	$	—	$	—	$	—
Liabilities:
Derivatives	$	—	$	23	$	—	$	23
Contingent liabilities		—		—		18,866		18,866
	$	—	$	23	$	18,866	$	18,889

December 31, 2012:	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value Measurements
Assets:
Derivatives	$	—	$	—	$	—	$	—
Liabilities:
Derivatives	$	—	$	1,525	$	—	$	1,525
Contingent liabilities		—		—		28,067		28,067
	$	—	$	1,525	$	28,067	$	29,592