CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (DEFICIT) - 3 months ended Jun. 30, 2017 - USD ($) $ in Thousands	Total	Ordinary Shares [Member]	Additional paid in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]
Beginning balance at Mar. 31, 2017	$ (24,091)	$ 172,617	$ 15,885	$ (19,292)	$ (193,301)
Beginning balance, Shares at Mar. 31, 2017	29,567,698	29,567,698
Issue of shares, net of issue costs, Amount	$ 45,167	$ 45,167
Issue of shares, net of issue costs, Shares		8,050,000
Issue of shares upon exercise of incentive share options and vesting of RSU's, Amount	105	$ 105
Issue of shares upon exercise of incentive share options and vesting of RSU's, Shares		50,267
Net loss	(20,236)				(20,236)
Change in fair value of effective portion of foreign currency cash flow hedges	345			345
Unrealized gain on short-term investments	38			38
Foreign currency gain (loss) on:
Long-term investment nature intra- entity balances	495			495
Retranslation of foreign entities	1,320			1,320
Provision for pension benefit obligation	43			43
Other comprehensive income (loss), net	2,241			2,241
Stock-based compensation	1,285		1,285
Ending balance at Jun. 30, 2017	$ 4,471	$ 217,889	$ 17,170	$ (17,051)	$ (213,537)
Ending balance, Shares at Jun. 30, 2017	37,667,965	37,667,965