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Defined Contribution Plan - Additional Information (Details) - USD ($) | 12 Months Ended
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Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2015
Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract] |  |  |
Percentage of employees contribution | 6.00% |  |
Administration expenses | $ 352,000 | $ 277,000 | $ 57,000

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- References No definition available. + Details
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- Definition Amount of plan administration expenses deducted from total plan assets. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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