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SHARE-BASED COMPENSATION, Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Compensation Expense [Abstract]    
Share-based compensation expense $ 1,885 $ 1,919
401(k) Profit Sharing Plan [Abstract]    
Contribution to profit sharing plan 700 $ 700
Restricted Stock [Member]    
Compensation Expense [Abstract]    
Unrecognized compensation expense $ 12,800  
Unrecognized compensation expense, period for recognition 36 months