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Note 4 - Schedule of Assets and Liabilities (Details) - EAM Trust [Member] - USD ($) $ in Thousands | Apr. 30, 2016 | Apr. 30, 2015
--- | --- | ---
EAM's total assets |  | $ 60,292 | $ 60,159
EAM's total liabilities (1) | [1] | (3,021) | (3,104)
EAM's total equity |  | $ 57,271 | $ 57,055
[1] | At April 30, 2016 and 2015, EAM's total liabilities included a payable to VLI for its accrued non-voting revenues and non-voting profits interests of $1,750,000 and $1,951,000, respectively.

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