Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock-based Compensation - Estimated Fair Value of Stock Options Assumptions (Details)

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Note 5 - Stock-based Compensation - Estimated Fair Value of Stock Options Assumptions (Details) - $ / shares
3 Months Ended
Jul. 02, 2017
Jul. 03, 2016
Options issued (in shares) 110,000 120,000
Grant date Jun. 08, 2017 Jun. 08, 2016
Dividend yield 4.13% 3.33%
Expected volatility 25.00% 20.00%
Risk free interest rate 1.47% 0.93%
Contractual term (years) (Year) 10 years 10 years
Expected term (years) (Year) 3 years 3 years
Forfeiture rate 5.00% 5.00%
Exercise price (grant-date closing price) per option (in dollars per share) $ 7.75 $ 9.60
Fair value per option (in dollars per share) $ 0.85 $ 0.94