Quarterly report pursuant to Section 13 or 15(d)

STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Schedule of Stock Option Activity) (Details)

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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Schedule of Stock Option Activity) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended
Jun. 30, 2013
Options  
Outstanding as of March 31, 2013 16,050
Exercised (63)
Forfeited (62)
Expired (4)
Outstanding as of June 30, 2013 15,921
Vested and expected to vest at June 30, 2013 15,863
Exercisable as of June 30, 2013 15,192
Weighted-Average Exercise Price  
Outstanding as of March 31, 2013 $ 2.14
Exercised $ 0.95
Forfeited $ 1.49
Expired $ 2.62
Outstanding as of June 30, 2013 $ 2.15
Vested and expected to vest at June 30, 2013 $ 2.15
Exercisable as of June 30, 2013 $ 2.13
Weighted-Average Remaining Contractual Term  
Outstanding as of June 30, 2013 1 year 8 months 12 days
Vested and expected to vest at June 30, 2013 1 year 8 months 5 days
Exercisable as of June 30, 2013 1 year 6 months 18 days
Aggregate Intrinsic Value  
Outstanding as of June 30, 2013 $ 2,023
Vested and expected to vest at June 30, 2013 2,022
Exercisable as of June 30, 2013 $ 1,996