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STOCK PLANS AND STOCK-BASED COMPENSATION - Additional information (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Jul. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of issuance of common stock					1,800,000
Total intrinsic value of stock options exercised			$ 238,000	$ 118,000
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense	$ 66,000		$ 66,000
Maximum term of stock options granted			10 years
Stock options | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			0 years
Stock options | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			5 years
Stock options | President and Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options granted			2,500	2,500
Stock based Compensation Expense	11,000	$ 11,000	$ 22,000	$ 22,000
Restricted stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock awards granted			82,673
Stock based Compensation Expense	58,000	$ 0	$ 227,000	$ 0
Unrecognized compensation expense	$ 463,000		$ 463,000
Restricted stock | Weighted average
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period			2 years 2 months 23 days

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