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Stockholders' Equity (Deficit) (Details 10) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Equity [Abstract]    
Total market value of shares/units vested
Share-based compensation expense for RSUs (254) 609
Total tax benefit related to RSU share-based compensation expense
Cash tax benefits realized for tax deductions for RSUs