Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details 5)

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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details 5) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Mar. 31, 2010
Stock Options Outstanding 16,050 19,394 22,080 31,329
Weighted - Average Exercise Price $ 2.14 $ 2.32 $ 2.43 $ 2.40
Weighted - Average Remaining Contractual Life (Years) 1 year 11 months 12 days      
Stock Options Exercisable 15,200      
Weighted - Average Exercise Price $ 2.12      
Exercise Price Range 1 [Member]
       
Range of Exercise Prices, Minimum $ 0.11      
Range of Exercise Prices, Maximum $ 0.63      
Stock Options Outstanding 182      
Weighted - Average Exercise Price $ 0.54      
Weighted - Average Remaining Contractual Life (Years) 5 years 7 months 17 days      
Stock Options Exercisable 133      
Weighted - Average Exercise Price $ 0.50      
Exercise Price Range 2 [Member]
       
Range of Exercise Prices, Minimum $ 0.77      
Range of Exercise Prices, Maximum $ 0.98      
Stock Options Outstanding 4,644      
Weighted - Average Exercise Price $ 0.98      
Weighted - Average Remaining Contractual Life (Years) 2 years 10 months 24 days      
Stock Options Exercisable 4,639      
Weighted - Average Exercise Price $ 0.98      
Exercise Price Range 3 [Member]
       
Range of Exercise Prices, Minimum $ 1.00      
Range of Exercise Prices, Maximum $ 1.42      
Stock Options Outstanding 655      
Weighted - Average Exercise Price $ 1.22      
Weighted - Average Remaining Contractual Life (Years) 2 years 7 months 2 days      
Stock Options Exercisable 648      
Weighted - Average Exercise Price $ 1.22      
Exercise Price Range 4 [Member]
       
Range of Exercise Prices, Minimum $ 1.52      
Range of Exercise Prices, Maximum $ 2.21      
Stock Options Outstanding 4,344      
Weighted - Average Exercise Price $ 2.02      
Weighted - Average Remaining Contractual Life (Years) 6 months 26 days      
Stock Options Exercisable 4,342      
Weighted - Average Exercise Price $ 2.02      
Exercise Price Range 5 [Member]
       
Range of Exercise Prices, Minimum $ 2.30      
Range of Exercise Prices, Maximum $ 3.42      
Stock Options Outstanding 3,922      
Weighted - Average Exercise Price $ 2.90      
Weighted - Average Remaining Contractual Life (Years) 2 years 7 months 28 days      
Stock Options Exercisable 3,135      
Weighted - Average Exercise Price $ 2.98      
Exercise Price Range 6 [Member]
       
Range of Exercise Prices, Minimum $ 3.43      
Range of Exercise Prices, Maximum $ 4.00      
Stock Options Outstanding 2,303      
Weighted - Average Exercise Price $ 3.81      
Weighted - Average Remaining Contractual Life (Years) 11 months 12 days      
Stock Options Exercisable 2,303      
Weighted - Average Exercise Price $ 3.81