SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 33,549	$ 27,922
USA
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	29,870	24,382
UK
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,428	1,480
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	162	223
Malaysia
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,399	1,102
Others
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 690	$ 735