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Note G - Income Taxes - Reconciliation of Income Tax Provision (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2023 | Jun. 30, 2022
Income taxes computed at statutory federal income tax rate | $ 749 | $ 2,868
State income taxes, net of federal income tax expense | 90 | 174
Permanent differences | 8 | 85
Foreign tax rate differential | 18 | (47)
Tax credits | (347) | (124)
FDII export sales incentive | 0 | (46)
Stock based compensation | 61 | 37
Global intangible low-taxed income (GILTI) | 355 | 0
Return to provision - differences | 99 |
Total provision for income taxes | $ 1,033 | $ 2,947
Effective Income Tax Rate Reconciliation, Percent | 29.10% | 21.60%

X
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- Definition Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 35 -Paragraph 2 -SubTopic 740 -Topic 718 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480887/718-740-35-2 + Details
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense (benefit). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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