Note 1 - Principles of Consolidation and Basis of Presentation (Details Textual) - USD ($) $ in Thousands		3 Months Ended
Nov. 03, 2021	Sep. 30, 2021	Sep. 30, 2020
Deferred Federal Income Tax Expense (Benefit)		$ (38)	$ 273
Deferred State and Local Income Tax Expense (Benefit)		61	$ 154
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount		$ 128
Share-based Payment Arrangement, Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)		0	0
Share-based Payment Arrangement, Option [Member] \| Subsequent Event [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)	564,700
Share-based Payment Arrangement, Option [Member] \| Subsequent Event [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	1 year
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)	5 years
Share-based Payment Arrangement, Option [Member] \| Subsequent Event [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)	10 years

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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