Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Current:
U.S. Federal and state	$ 1,200	$ 109	$ 28
Foreign	2,942	3,188	270
Total current	4,142	3,297	298
Prior Period - Current Tax:
U.S. Federal and state	72	109	86
Foreign	(45)		27
Total Prior Period - Current Tax	27	109	113
Deferred:
U.S. Federal and state	(402)	(1,321)	(366)
Foreign	(156)	(30)	52
Total deferred	(558)	(1,351)	(314)
Provision for income taxes recognized in Statement of Operations	$ 3,611	$ 2,055	$ 97