DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	3 Months Ended										12 Months Ended
	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Summary of gain on sale of discontinued operation [Abstract]
Cash proceeds received or realized											$ 0	$ 0	$ 900
Discontinued operations [Abstract]
Revenues											698	713	760
Cost of revenues											698	713	985
Gross profit (loss)											0	0	(225)
Operating expenses											0	101	(91)
Other income (expense), net											0	0	127
Loss before income tax provision											0	(101)	(7)
Income tax benefit											0	(38)	(4)
Net loss of discontinued operations	$ 0	$ 0	$ 0	$ 0	$ 7	$ (15)	$ (55)	$ 0			0	(63)	(3)
Gain on sale of discontinued operations, net of tax											0	0	$ 559
Current and non-current assets and liabilities of discontinued operations [Abstract]
Receivables, net	42				66						42	66
Total current assets of discontinued operations	42				66						42	66
Other current liabilities	66				85						66	85
Total current liabilities of discontinued operations	$ 66				$ 85						$ 66	$ 85
Antech Diagnostics Inc. [Member]
Summary of gain on sale of discontinued operation [Abstract]
Purchase price										$ 21,000
Cash proceeds received or realized										20,100
Gain on sale of discontinued operations									$ 900	12,300
Discontinued operations [Abstract]
Gain on sale of discontinued operations, net of tax									$ 600	$ 7,700