STOCKHOLDERS' EQUITY (Share-based Compensation) (Details) | Dec. 08, 2015shares | Oct. 27, 2015executive$ / sharesshares | Mar. 31, 2015USD ($)$ / sharesshares | Jul. 22, 2014executive$ / sharesshares | Jun. 27, 2014USD ($)$ / sharesshares | Jun. 05, 2013executive$ / sharesshares | Feb. 22, 2013executive$ / sharesshares | Feb. 15, 2013shares | Apr. 11, 2012executive$ / sharesshares | Sep. 16, 2010shares | Nov. 16, 2009shares | Jul. 31, 2008shares | Feb. 13, 2008shares | Jul. 31, 2008shares | Feb. 29, 2008shares | Dec. 31, 2008shares | Mar. 31, 2016USD ($)$ / sharesshares | Mar. 31, 2015USD ($)$ / sharesshares | Mar. 31, 2014$ / sharesshares | Mar. 31, 2013shares | Mar. 31, 2012shares | Mar. 31, 2011shares | Mar. 31, 2009executive | Mar. 31, 2010shares | Mar. 31, 2016USD ($)$ / sharesshares | Feb. 11, 2011$ / shares |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | | | | | | | | | | | | | | | | | | | | | | | | | $ 5.175 |
Share-based Compensation | $ | | | | | | | | | | | | | | | | | $ 637,000 | $ 787,000 | | | | | | | | |
Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Expected volatility rate measurement period | | | | | | | | | | | | | | | | | | | | | | | 6 months | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | | | | | | | | | | | | | | | | | 2 years 4 months | | | | | | | | | |
Restricted Stock Units (RSUs) [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Unvested, Weighted Average Value | $ / shares | | | $ 5.99 | | | | | | | | | | | | | | $ 5.99 | $ 5.99 | | | | | | | $ 5.99 | |
Long Term Incentive Plan 2007 [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Number of shares authorized | | | | | | | | | | | | | | | | | 2,500,000 | | | | | | | | 2,500,000 | |
Number of shares available for grant | | | 429,634 | | | | | | | | | | | | | | 267,785 | 429,634 | | | | | | | 267,785 | |
Shares issued to non-employees | | | | | | | | | | | | | 12,909 | | | 15,948 | 92,167 | 26,067 | 19,256 | 10,854 | 10,722 | 14,007 | | 37,144 | | |
Long Term Incentive Plan 2007 [Member] | Management [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | 111,025 | | | | | | | | | | 478,232 | | | | | | | | | | | | | | |
Number of key executives to receive awards | executive | | 2 | | | | | | | | | | | | | | | | | | | | | | | | |
Long Term Incentive Plan 2007 [Member] | Canadian employees [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | | | | | | | | | | | | | | | | | | | | | | | 204,336 | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 0 | $ 0 | | | | | | | | |
Long Term Incentive Plan 2007 [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | | | 154,790 | | | | | | | | | | | | | | 53,360 | 154,790 | 129,772 | | | | | | 53,360 | |
Unrecognized compensation cost at March 31 | $ | | | $ 532,000 | | | | | | | | | | | | | | $ 157,000 | $ 532,000 | | | | | | | $ 157,000 | |
Unvested, Weighted Average Value | $ / shares | | | $ 6.22 | | | | | | | | | | | | | | $ 4.16 | $ 6.22 | $ 6.47 | | | | | | $ 4.16 | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | | | | | | | | | | | | | | | | | (1,499) | 0 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 5.90 | $ 0 | | | | | | | | |
Share-based Compensation | $ | | | | | | | | | | | | | | | | | $ 391,000 | $ 478,000 | | | | | | | | |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition | | | | | | | | | | | | | | | | | 1 year | 1 year 6 months | | | | | | | | |
Long Term Incentive Plan 2007 [Member] | Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 0.54 | $ 0 | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 31,000 | $ 0 | | | | | | | | |
Award vesting period | | | | | | | | | | | | | | | | | 3 years | | | | | | | | | |
Options expiration period | | | | | | | | | | | | | | | | | 10 years | | | | | | | | | |
Expected dividend rate | | | | | | | | | | | | | | | | | 0.00% | 0.00% | | | | | | | | |
Risk free interest rate | | | | | | | | | | | | | | | | | | 0.00% | | | | | 4.14% | | | |
Expected volatility rate | | | | | | | | | | | | | | | | | | 0.00% | | | | | 39.49% | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | | | | | | | | | | | | | | | | | | 0 months | | | | | | | | |
Number of options outstanding | | | 479,785 | | | | | | | | | | | | | | 363,019 | 479,785 | 479,785 | | | | | | 363,019 | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | $ / shares | | | $ 5.66 | | | | | | | | | | | | | | $ 5.66 | $ 5.66 | $ 5.66 | | | | | | $ 5.66 | |
Options granted | | | | | | | | | | | | | | 236,586 | 243,199 | | 190,000 | | | | | | | | | |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | $ / shares | | | | | | | | | | | | | | | | | $ 2.19 | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period | | | | | | | | | | | | | | | | | 306,766 | | | | | | | | | |
Unrecognized compensation cost at March 31 | $ | | | $ 0 | | | | | | | | | | | | | | $ 71,000 | $ 0 | | | | | | | $ 71,000 | |
Share-based Compensation | $ | | | | | | | | | | | | | | | | | $ 31,000 | $ 0 | | | | | | | | |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term | | | | | | | | | | | | | | | | | 2 years 4 months | 0 years | | | | | | | | |
Long Term Incentive Plan 2007 [Member] | Restricted Stock Units (RSUs) [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | 10,559 | | | | | | | | | | | | | | 8,905 | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 57,000 | $ 63,000 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments Granted | | | | | 30,050 | | | | | | | | | | | | | | | | | | | | | |
Unrecognized compensation cost at March 31 | $ | | | | | $ 204,000 | | | | | | | | | | | | | | | | | | | | | |
Unvested, Weighted Average Value | $ / shares | | | | | $ 5.99 | | | | | | | | | | | | | | | | | | | | | |
FY 2008 Options [Member] | Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period | | | | | | | | | | | | | | | | | (155,497) | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price | $ / shares | | | | | | | | | | | | | | | | | $ 5.81 | | | | | | | | | |
FY 2009 Options [Member] | Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period | | | | | | | | | | | | | | | | | (151,269) | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price | $ / shares | | | | | | | | | | | | | | | | | $ 5.50 | | | | | | | | | |
April 11, 2012 Grants [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | | | | | | | 45,754 | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | | | | | | | | $ 8.68 | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 0 | $ 132,000 | | | | | | | | |
Number of key executives to receive awards | executive | | | | | | | | | 2 | | | | | | | | | | | | | | | | | |
Award vesting period | | | | | | | | | 3 years | | | | | | | | | | | | | | | | | |
April 11, 2012 Grants [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | (15,251) | (15,252) | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 8.68 | $ 8.68 | | | | | | | | |
February 22, 2013 Grants [Member] [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | | | | | 32,387 | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | | | | | | $ 5.96 | | | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 0 | $ 82,000 | | | | | | | | |
Number of key executives to receive awards | executive | | | | | | | 4 | | | | | | | | | | | | | | | | | | | |
Award vesting period | | | | | | | 2 years | | | | | | | | | | | | | | | | | | | |
February 22, 2013 Grants [Member] [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | 0 | (16,193) | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 0 | $ 5.96 | | | | | | | | |
June 5, 2013 Grants [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | | | | 54,337 | | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | | | | | $ 5.55 | | | | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 102,000 | $ 102,000 | | | | | | | | |
Number of key executives to receive awards | executive | | | | | | 6 | | | | | | | | | | | | | | | | | | | | |
Award vesting period | | | | | | 3 years | | | | | | | | | | | | | | | | | | | | |
June 5, 2013 Grants [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | (27,686) | (18,113) | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 5.55 | $ 5.55 | | | | | | | | |
July 22, 2014 Grants [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | | | 105,189 | | | | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | | | $ 5.90 | | | | | | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 285,000 | $ 163,000 | | | | | | | | |
Number of key executives to receive awards | executive | | | | 10 | | | | | | | | | | | | | | | | | | | | | | |
Award vesting period | | | | 3 years | | | | | | | | | | | | | | | | | | | | | | |
July 22, 2014 Grants [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | | | | | | | | | | | | | | | | | 0 | 103,315 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 0 | $ 5.90 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | (68,670) | 0 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 5.90 | $ 0 | | | | | | | | |
April 8, 2011 Grants [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | 0 | (28,739) | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 0 | $ 7.94 | | | | | | | | |
Oct 27 2015 Grants [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | 4,429 | | | | | | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | $ 2.19 | | | | | | | | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 1,000 | $ 0 | | | | | | | | |
Number of key executives to receive awards | executive | | 1 | | | | | | | | | | | | | | | | | | | | | | | | |
Award vesting period | | 3 years | | | | | | | | | | | | | | | | | | | | | | | | |
Oct 27 2015 Grants B [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | | 10,871 | | | | | | | | | | | | | | | | | | | | | | | | |
Share price, average of high and low price | $ / shares | | $ 2.19 | | | | | | | | | | | | | | | | | | | | | | | | |
Expense recorded | $ | | | | | | | | | | | | | | | | | $ 3,000 | $ 0 | | | | | | | | |
Number of key executives to receive awards | executive | | 1 | | | | | | | | | | | | | | | | | | | | | | | | |
Award vesting period | | 3 years | | | | | | | | | | | | | | | | | | | | | | | | |
October 27 2015 Grants [Member] | Restricted Stock [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | | | | | | | | | | | | | | | | | 126,325 | 0 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 2.19 | $ 0 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period | | | | | | | | | | | | | | | | | (114,649) | 0 | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value | $ / shares | | | | | | | | | | | | | | | | | $ 2.19 | $ 0 | | | | | | | | |
Shares Issued in Lieu of Cash Compensation [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Shares awarded | 61,622 | | | | | | | 94,993 | | 15,153 | 158,325 | | | | | | | | | | | | | | | |
Number of executive officers asked to receive shares in lieu of cash compensation | executive | | | | | | | | | | | | | | | | | | | | | | | 5 | | | |
Minimum [Member] | Long Term Incentive Plan 2007 [Member] | Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Risk free interest rate | | | | | | | | | | | | | | | | | 0.80% | | | | | | | | | |
Expected volatility rate | | | | | | | | | | | | | | | | | 33.50% | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | | | | | | | | | | | | | | | | | 31 months | | | | | | | | | |
Maximum [Member] | Long Term Incentive Plan 2007 [Member] | Stock Options [Member] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | | | | | | | | | | | | | | | | | | | | | | | | | | |
Risk free interest rate | | | | | | | | | | | | | | | | | 1.60% | | | | | | | | | |
Expected volatility rate | | | | | | | | | | | | | | | | | 37.20% | | | | | | | | | |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | | | | | | | | | | | | | | | | | 72 months | | | | | | | | | |