OTHER NON-CURRENT ASSETS (Details) - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2017	Mar. 31, 2017
Other non-current assets [Abstract]
Non-current lease receivables	$ 8,764	$ 7,476
Other assets	140	148
Total other non-current assets	$ 8,904	$ 7,624
Period for instrument and consumable purchases under lease agreement	6 years
Future minimum lease payments [Abstract]
2018 (remaining six months)	$ 1,046
2019	2,164
2020	2,156
2021	2,113
2022	2,114
Thereafter	1,288
Total	10,881
Less: Current portion	(2,117)
Non-current lease receivable	$ 8,764