Note 9 - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Mar. 29, 2020 |
Mar. 31, 2019 |
|
| Balance at beginning of period | $ 1,194,000 | $ 1,017,000 |
| Additions related to current year positions | 58,000 | 87,000 |
| Additions related to prior year positions | 76,000 | 90,000 |
| Revaluations due to change in enacted tax rates | ||
| Reductions for tax positions of prior years | ||
| Reductions due to lapses of the statute of limitations | (607,000) | |
| Payments pursuant to judgements and settlements | ||
| Balance at end of period | $ 721,000 | $ 1,194,000 |
| X | ||||||||||
- Definition Amount of unrecognized tax benefits including the amount accrued 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. No definition available.
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| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from revaluations due to change in enacted tax rates. No definition available.
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. 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
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|