Annual report pursuant to Section 13 and 15(d)

Note 9 - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details)

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Note 9 - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($)
12 Months Ended
Mar. 31, 2019
Apr. 01, 2018
Balance at beginning of period $ 1,017,000 $ 688,000
Additions related to current year positions 87,000 113,000
Additions related to prior year positions 90,000 96,000
Revaluations due to change in enacted tax rates 120,000
Reductions for tax positions of prior years
Reductions due to the lapse of the statute of limitations
Payments pursuant to judgements and settlements
Balance at end of period $ 1,194,000 $ 1,017,000