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INCOME TAXES (Unrecognized Tax Benefit Activity) (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Reconciliation of Unrecognized Tax Benefits [Roll Forward]      
Unrecognized tax benefits as of beginning of fiscal year $ 129 $ 113 $ 227
Additions based on tax positions related to the current period positions 1 2 2
Reductions for tax positions of prior years 0   (116)
Increase in tax positions of prior years   14  
Unrecognized tax benefits as of end of fiscal year $ 130 $ 129 $ 113