Note 6 - Income Taxes (Details Textual) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Dec. 26, 2021 |
Dec. 27, 2020 |
Dec. 26, 2021 |
Dec. 27, 2020 |
|
| Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions | $ 22,000 | $ 25,000 | $ 67,000 | $ 58,000 |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total | 11,000 | 15,000 | 37,000 | 46,000 |
| Effective Income Tax Rate Reconciliation, Aggregate Effect of Certain Tax Credits, Amount | $ 11,000 | $ 16,000 | $ 83,000 | $ 12,000 |
| X | ||||||||||
- 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 aggregate effect of certain tax credits. No definition available.
|
| X | ||||||||||
- Definition Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|