REVENUES BY PRODUCT AND SERVICE CATEGORY AND GEOGRAPHIC REGION AND SIGNIFICANT CONCENTRATIONS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2014		Mar. 31, 2013		Mar. 31, 2012
Revenue from External Customer [Line Items]
Product and service revenues, net									$ 171,720		$ 185,875		$ 156,432
Development and licensing revenue									150		150		164
Total revenues	42,040	40,810	45,851	43,169	49,951	49,802	44,258	42,014	171,870		186,025		156,596
Instruments [Member]
Revenue from External Customer [Line Items]
Product and service revenues, net									37,539	[1]	46,034	[1]	35,150	[1]
Consumables [Member]
Revenue from External Customer [Line Items]
Product and service revenues, net									117,533	[2]	127,481	[2]	113,810	[2]
Other Products And Services [Member]
Revenue from External Customer [Line Items]
Product and service revenues, net									$ 16,648	[3]	$ 12,360	[3]	$ 7,472	[3]

[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 and services include veterinary reference laboratory diagnostic and consulting services.