REVENUES BY PRODUCT CATEGORY AND GEOGRAPHIC REGION AND SIGNIFICANT CONCENTRATIONS, Revenue by Product (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Revenue from External Customer [Line Items]
Product sales, net		$ 52,772	$ 52,876	$ 169,020	$ 161,904
Development and licensing revenues		0	0	0	37
Total revenues		52,772	52,876	169,020	161,941
Instruments [Member]
Revenue from External Customer [Line Items]
Product sales, net	[1]	9,349	11,601	29,271	31,910
Consumables [Member]
Revenue from External Customer [Line Items]
Product sales, net	[2]	40,353	38,434	130,554	121,906
Other Products [Member]
Revenue from External Customer [Line Items]
Product sales, net	[3]	$ 3,070	$ 2,841	$ 9,195	$ 8,088

[1] Instruments include chemistry analyzers, hematology instruments, VSpro specialty analyzers and i STAT analyzers.

[2] Consumables include reagent discs, hematology reagent kits, VSpro specialty cartridges, i STAT cartridges and rapid tests.

[3] Other products include products using the Orbos process and extended maintenance agreements.