SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018	Jun. 30, 2018	Dec. 31, 2018	Jul. 01, 2018	Dec. 31, 2017	Jun. 30, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Cumulative effect of new accounting standard							$ 338,000
Accumulated deficit	$ (1,995,000)		$ (1,995,000)		$ (2,057,000)
Stockholders' equity	25,539,000	$ 25,219,000	25,539,000	$ 25,219,000	25,174,000	$ 26,552,000		$ 25,862,000	$ 25,287,000
Revenue recorded from inventory builds	500,000	500,000	1,500,000	2,400,000
Solutions sold that were held in vendor managed inventory	900,000		900,000		2,100,000
Current contract asset	236,000		236,000		0
Current contract liabilities	2,110,000		2,110,000		1,894,000
Deferred contract liabilities	387,000		387,000		470,000
Capitalized incremental costs to obtain contracts	14,000		39,000
Amortization of capitalized sales incentives	3,000		6,000
Deferred tax liability	200,000		200,000
Deferred tax liability related to effect of indefinite lived assets	300,000		300,000
Deferred tax assets associated with alternative minimum tax credits	100,000		100,000
Goodwill impairment					0
Accumulated Deficit
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Cumulative effect of new accounting standard							338,000
Stockholders' equity	(1,995,000)	$ (1,911,000)	(1,995,000)	$ (1,911,000)	$ (2,057,000)	$ (870,000)		$ (1,154,000)	$ (1,385,000)
Adjustments | Accounting Standards Update 2014-09
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Accumulated deficit	(280,000)		(280,000)				300,000
Stockholders' equity	(280,000)		(280,000)				300,000
Contract assets							$ 300,000
Current contract asset	(236,000)		(236,000)
Current contract liabilities	11,000		11,000
Deferred contract liabilities	$ 0		$ 0