Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Schedule of Options Outstanding and Exercisable, by Exercise Price Range) (Details)

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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Schedule of Options Outstanding and Exercisable, by Exercise Price Range) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Stock Options Outstanding 7,997 16,050 19,394 22,080
Weighted-Average Exercise Price $ 1.78 $ 2.14 $ 2.32 $ 2.43
Weighted-Average Remaining Contractual Life (Years) 2 years 15 days      
Stock Options Exercisable 7,641      
Weighted-Average Exercise Price $ 1.74      
Exercise Price Range 1 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 0.11      
Range of Exercise Prices, Maximum $ 0.63      
Stock Options Outstanding 159      
Weighted-Average Exercise Price $ 0.56      
Weighted-Average Remaining Contractual Life (Years) 5 years 1 month 21 days      
Stock Options Exercisable 157      
Weighted-Average Exercise Price $ 0.56      
Exercise Price Range 2 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 0.77      
Range of Exercise Prices, Maximum $ 0.98      
Stock Options Outstanding 3,615      
Weighted-Average Exercise Price $ 0.98      
Weighted-Average Remaining Contractual Life (Years) 2 years 2 months 5 days      
Stock Options Exercisable 3,615      
Weighted-Average Exercise Price $ 0.98      
Exercise Price Range 3 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 1.00      
Range of Exercise Prices, Maximum $ 1.39      
Stock Options Outstanding 589      
Weighted-Average Exercise Price $ 1.21      
Weighted-Average Remaining Contractual Life (Years) 1 year 8 months 9 days      
Stock Options Exercisable 589      
Weighted-Average Exercise Price $ 1.21      
Exercise Price Range 4 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 1.52      
Range of Exercise Prices, Maximum $ 2.17      
Stock Options Outstanding 579      
Weighted-Average Exercise Price $ 1.63      
Weighted-Average Remaining Contractual Life (Years) 9 months      
Stock Options Exercisable 579      
Weighted-Average Exercise Price $ 1.63      
Exercise Price Range 5 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 2.30      
Range of Exercise Prices, Maximum $ 3.40      
Stock Options Outstanding 2,830      
Weighted-Average Exercise Price $ 2.83      
Weighted-Average Remaining Contractual Life (Years) 2 years 1 month 21 days      
Stock Options Exercisable 2,476      
Weighted-Average Exercise Price $ 2.88      
Exercise Price Range 6 [Member]
       
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]        
Range of Exercise Prices, Minimum $ 4.00      
Range of Exercise Prices, Maximum $ 4.00      
Stock Options Outstanding 225      
Weighted-Average Exercise Price $ 4.00      
Weighted-Average Remaining Contractual Life (Years) 7 months 2 days      
Stock Options Exercisable 225      
Weighted-Average Exercise Price $ 4.00