Quarterly report pursuant to Section 13 or 15(d)

Restructuring Charge (Details Textual)

v3.10.0.1
Restructuring Charge (Details Textual) - USD ($)
$ in Thousands
9 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Mar. 31, 2018
Restructuring Cost and Reserve [Line Items]      
Restructuring $ 0 $ 165  
Unpaid balance of restructuring charges 0   $ 63
Employee Severance [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring 0    
Unpaid balance of restructuring charges 0   0
Other Restructuring [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring 0    
Unpaid balance of restructuring charges $ 0   $ 63