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PRIOR PERIOD REVISIONS (Details) - USD ($) $ in Thousands	Jan. 31, 2019	Oct. 31, 2018	Apr. 30, 2018	Feb. 01, 2018	Jan. 31, 2018	Nov. 01, 2017	Oct. 31, 2017	May 01, 2017	Apr. 30, 2017
Deferred income taxes, net	$ 4,846		$ 4,865
Accounts payable and accrued expenses	7,019		7,497
Retained earnings	$ 47,609	$ 47,641	47,525	$ 46,162	$ 46,162	$ 49,013	$ 49,013	$ 47,287	$ 47,287
Previously Reported [Member]
Deferred income taxes, net			5,060
Accounts payable and accrued expenses			8,215
Retained earnings			47,002	45,639		48,490		46,764
Restatement Adjustment [Member]
Deferred income taxes, net			(195)
Accounts payable and accrued expenses			(718)
Retained earnings			$ 523	$ 523		$ 523		$ 523

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- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

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