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Income Taxes Income Taxes Text Tag (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2011 | Mar. 31, 2018 | Mar. 31, 2017
Income Tax Disclosure [Abstract] |  |  |
Stock Issued During Period, Value, Issued for Cash | $ 55,000 |  |
Section 382 annual limitation |  | .9 |
Operating Loss Carryforwards |  | $ 5,000 |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration |  | 18,100 |
Deferred Tax Assets, Net |  | 22,292 | $ 25,019
Deferred Tax Asset Reduction |  | 5,800 |
Deferred Tax Assets, Valuation Allowance, Current |  | 22,000 |
Deferred Tax Assets, Operating Loss Carryforwards, Federal |  | 29,700 |
Deferred Tax Assets, Operating Loss Carryforwards, State and Local |  | 50,100 |
Deferred Tax Assets, Operating Loss Carryforwards, City |  | $ 43,400 |

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