REVENUES BY PRODUCT CATEGORY AND GEOGRAPHIC REGION AND SIGNIFICANT CONCENTRATIONS (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Revenue from External Customer [Line Items]
Product sales, net										$ 227,220	$ 218,827	$ 202,443
Development and licensing revenue										0	74	150
Total revenues		$ 58,200	$ 52,772	$ 58,552	$ 57,696	$ 56,960	$ 52,876	$ 55,975	$ 53,090	227,220	218,901	202,593
Instruments [Member]
Revenue from External Customer [Line Items]
Product sales, net	[1]									39,257	43,042	48,649
Consumables [Member]
Revenue from External Customer [Line Items]
Product sales, net	[2]									175,346	165,025	144,446
Other Products [Member]
Revenue from External Customer [Line Items]
Product sales, net	[3]									$ 12,617	$ 10,760	$ 9,348

[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.