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Note 9 - Lease Commitments (Tables)

12 Months Ended

Apr. 30, 2021

Notes Tables

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Fiscal years ended April 30,		(in thousands)
2022			1,506
2023			1,597
2024			1,634
2025			1,429
2026			1,461
Thereafter			2,375
Total undiscounted future minimum lease payments			10,002
Less: difference between undiscounted lease payments & the present value of future lease payments			1,547
Total operating lease liabilities		$	8,455

X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

+ Details

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Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration