Annual report pursuant to Section 13 and 15(d)

Restructuring Charge (Details Textual)

v3.19.1
Restructuring Charge (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Restructuring Charge (Textual) [Abstract]      
Restructuring $ 0 $ 165  
Accrued restructuring   63  
Payments for Restructuring 63 1,336  
Unpaid balance of restructuring charges 0 63 $ 1,234
Employee Severance [Member]      
Restructuring Charge (Textual) [Abstract]      
Restructuring 0 165  
Payments for Restructuring 0 165  
Unpaid balance of restructuring charges 0 0 0
Other Restructuring Costs [Member]      
Restructuring Charge (Textual) [Abstract]      
Payments for Restructuring 63 1,171  
Unpaid balance of restructuring charges $ 0 $ 63 $ 1,234