Annual report pursuant to Section 13 and 15(d)

Basis of Presentation (Details Textual)

Basis of Presentation (Details Textual)
$ in Thousands
12 Months Ended
Mar. 31, 2018
USD ($)
Business Acquisition [Line Items]  
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax $ 608 [1]
[1] During the quarter ended September 30, 2017, the Company dissolved the NoranTel legal entity, which triggered a one-time foreign currency gain with the reversal of a cumulative translation adjustment. See Note 1.