Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Assets Measured on a Recurring Basis) (Details)

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FAIR VALUE MEASUREMENTS (Assets Measured on a Recurring Basis) (Details) (Fair Value, Inputs, Level 1 [Member], USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Fair Value, Inputs, Level 1 [Member]
   
Assets:    
Cash equivalents $ 257,548 $ 26,627