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STOCK PLANS AND STOCK-BASED COMPENSATION - Additional information (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | 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 | $ 17,000 | $ 64,000 |
Stock options exercised (in shares) | 5,000 | 15,000 |
Stock options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock options granted | 0 | 0 |
Unrecognized compensation expense | $ 0 |  |
Maximum term of stock options granted | 10 years |  |
Stock based Compensation Expense | $ 0 |  |
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 |  |
Restricted stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock awards granted | 82,673 |  |
Unrecognized compensation expense | $ 252,000 |  |
Cancelled | (7,913) |  |
Weighted Average Market Price | $ 8.35 |  |
Stock based Compensation Expense | $ 29,000 | $ 169,000 |
Restricted stock | Weighted average |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 1 year 5 months 5 days |  |
Performance Based |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock awards granted | 33,375 |  |
Cancelled | (7,913) |  |
Weighted Average Market Price | $ 8.35 |  |
Time Based |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock awards granted | 49,298 |  |
Trust Company | Stock options |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock options granted | 0 | 0 |
Unrecognized compensation expense | $ 33,000 |  |
Trust Company | Stock options | President and Chief Executive Officer |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of stock options outstanding | 1,000 | 2,500 |
Number of stock options exercised | 0 | 0 |
Stock based Compensation Expense | $ 11,000 | $ 11,000 |

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