Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details Textual)

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Income Taxes (Details Textual) - USD ($)
 3 Months Ended 9 Months Ended
Dec. 31, 2018
Mar. 31, 2018
Dec. 31, 2017
 [1]
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]          
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   21.00%     34.00%
Deferred Tax Assets, Gross $ 37,000,000     $ 37,000,000  
Deferred Tax Assets, Valuation Allowance 37,000,000     37,000,000  
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax 697,000 $ 697,000   697,000  
Income tax benefit (expense) $ (1,000)   $ 685,000 $ (11,000) $ 660,000 [1]
Effective tax rate       (0.32%) 1.76%
[1] During the quarter ended December 31, 2017, the Company had income tax benefit from the release of the tax valuation allowance associated with previously generated alternative minimum tax (AMT) credits due to the enacted Tax Reform. See Note 9.