Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2020	Apr. 30, 2019
Cash Flows from Operating Activities
Net earnings (loss)	$ (4,624)	$ 1,688
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	2,654	2,571
Bad debt provision	364	65
Stock based compensation expense	251	197
Provision for deferred income tax expense	1,895	202
Change in assets and liabilities:
Receivables	4,833	(664)
Inventories	1,876	456
Accounts payable and other accrued expenses	(2,016)	(55)
Deferred revenue	909	(285)
Other, net	(1,981)	(1,685)
Net cash provided by operating activities	4,161	2,490
Cash Flows from Investing Activities
Capital expenditures	(2,465)	(4,213)
Net cash used in investing activities	(2,465)	(4,213)
Cash Flows from Financing Activities
Dividends paid	(1,044)	(2,030)
Dividends paid to noncontrolling interest in subsidiaries	(324)	(51)
Proceeds from short-term borrowings	58,721	62,646
Repayments on short-term borrowings	(63,515)	(57,018)
Payments on long-term debt and lease obligations	(1,282)	(1,177)
Net proceeds from exercise of stock options (including tax benefit)	(14)	(36)
Net cash (used in) provided by financing activities	(7,458)	2,334
Effect of exchange rate changes on cash, net	(179)	(413)
(Decrease) Increase in Cash, Cash Equivalents and Restricted Cash	(5,941)	198
Cash, Cash Equivalents and Restricted Cash at Beginning of Year	11,156	10,958
Cash, Cash Equivalents and Restricted Cash at End of Year	5,215	11,156
Supplemental Disclosure of Cash Flow Information
Interest paid	513	352
Income taxes paid	$ 188	$ 2,460