Note 6 - Stock-based Compensation (Tables)
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6 Months Ended |
Oct. 01, 2017 |
Notes Tables |
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Share-based Compensation, Stock Options, Activity [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Outstanding at Beginning of Period | | $ | 8.35 | | | | 322,500 | | | $ | 7.64 | | | | 305,000 | | Granted | | | 7.41 | | | | 130,000 | | | | 9.60 | | | | 120,000 | | Exercised | | | - | | | | - | | | | 7.68 | | | | (77,500 | ) | Forfeited | | | 9.01 | | | | (52,500 | ) | | | - | | | | - | | Outstanding at End of Period | | | 8.01 | | | | 400,000 | | | | 8.30 | | | | 347,500 | | Exercisable at End of Period | | | 7.99 | | | | 230,000 | | | | 7.38 | | | | 172,500 | |
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Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
| | Stock Options Issued to Employees During Fiscal Years | | | | | | | | | Number of options issued | | | 20,000 | | | | 110,000 | | | | 120,000 | | Grant date | |
August 4, 2017 | | |
June 8, 2017 | | |
June 8, 2016 | | Dividend yield | | | 5.77 | % | | | 4.13 | % | | | 3.33 | % | Expected volatility | | | 25.00 | % | | | 25.00 | % | | | 20.00 | % | Risk free interest rate | | | 1.51 | % | | | 1.47 | % | | | 0.93 | % | Contractual term (years) | | | 10.00 | | | | 10.00 | | | | 10.00 | | Expected term (years) | | | 3.00 | | | | 3.00 | | | | 3.00 | | Forfeiture rate | | | 5.00 | % | | | 5.00 | % | | | 5.00 | % | Exercise price (grant-date closing price) per option | | $ | 5.55 | | | $ | 7.75 | | | $ | 9.60 | | Fair value per option | | $ | 0.50 | | | $ | 0.85 | | | $ | 0.94 | |
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Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] |
| | Three-Month Period Ended October 1, 2017 | | | Three-Month Period Ended October 2, 2016 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Options Granted in Fiscal Year | | | | | | | | | | | | | | | | | | | 2016 | | $ | - | | | $ | - | | | $ | - | | | $ | 5 | | | $ | 4 | | | $ | 9 | | 2017 | | | 6 | | | | 5 | | | | 11 | | | | 8 | | | | 6 | | | | 14 | | 2018 | | | 4 | | | | 6 | | | | 10 | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | Total stock option compensation | | $ | 10 | | | $ | 11 | | | $ | 21 | | | $ | 13 | | | $ | 10 | | | $ | 23 | |
| | Six-Month Period Ended October 1, 2017 | | | Six-Month Period Ended October 2, 2016 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Options Granted in Fiscal Year | | | | | | | | | | | | | | | | | | | 2015 | | $ | - | | | $ | - | | | $ | - | | | $ | 14 | | | $ | 12 | | | $ | 26 | | 2016 | | | 6 | | | | 1 | | | | 7 | | | | 12 | | | | 10 | | | | 22 | | 2017 | | | 16 | | | | 7 | | | | 23 | | | | 10 | | | | 7 | | | | 17 | | 2018 | | | 6 | | | | 7 | | | | 13 | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | Total stock option compensation | | $ | 28 | | | $ | 15 | | | $ | 43 | | | $ | 36 | | | $ | 29 | | | $ | 65 | |
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Schedule of Share-based Compensation, Nonemployee Director Stock Award Plan, Activity [Table Text Block] |
| | | | | | 28,000 | | | $ | 5.50 | |
August 9, 2017 | 28,000 | | | | 10.08 | |
August 10, 2016 | 28,000 | | | | 8.20 | |
August 12, 2015 | 28,000 | | | | 7.97 | |
August 11, 2014 |
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Schedule of Nonvested Share Activity [Table Text Block] |
| | Three-Month Period Ended October 1, 2017 | | | Three-Month Period Ended October 2, 2016 | | | | | | | | | | | | | | | | | | | | | | | Stock Granted in Fiscal Year | | | | | | | | | | | | | | | | | | | 2015 | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | 9 | | | $ | 9 | | 2016 | | | - | | | | 9 | | | | 9 | | | | 35 | | | | 28 | | | | 63 | | 2017 | | | 27 | | | | 36 | | | | 63 | | | | 27 | | | | 24 | | | | 51 | | 2018 | | | 29 | | | | 13 | | | | 42 | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | Total stock grant compensation | | $ | 56 | | | $ | 58 | | | $ | 114 | | | $ | 62 | | | $ | 61 | | | $ | 123 | |
| | Six-Month Period Ended October 1, 2017 | | | Six-Month Period Ended October 2, 2016 | | | | | | | | | | | | | | | | | | | | | | | Stock Granted in Fiscal Year | | | | | | | | | | | | | | | | | | | 2015 | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | 37 | | | $ | 37 | | 2016 | | | - | | | | 38 | | | | 38 | | | | 70 | | | | 57 | | | | 127 | | 2017 | | | 54 | | | | 71 | | | | 125 | | | | 54 | | | | 24 | | | | 78 | | 2018 | | | 58 | | | | 13 | | | | 71 | | | | - | | | | - | | | | - | | | | | | | | | | | | | | | | | | | | | | | | | | | Total stock grant compensation | | $ | 112 | | | $ | 122 | | | $ | 234 | | | $ | 124 | | | $ | 118 | | | $ | 242 | |
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Performance Shares [Member] |
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Notes Tables |
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Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Compensation expense recognized during fiscal year | | | | | | | | | | | | | | | | | | | | | | | | | | | 2015 | | | 58,532 | | | | 2016 | | | $ | 7.180 | | | $ | 140,000 | | | $ | 140,000 | | | $ | 140,000 | | | $ | - | | | $ | - | | 2016 | | | 41,205 | | | | 2017 | | | | 7.865 | | | | - | | | | 108,000 | | | | 108,000 | | | | 108,000 | | | | - | | 2017 | | | 42,250 | | | | 2018 | | | | 8.271 | | | | - | | | | - | | | | 116,000 | | | | 116,000 | | | | 116,000 | |
| | | | | | Vesting of shares during the three-month periods ended | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 41,205 | | | | 20,604 | | | $ | 167,000 | | | $ | 56,000 | | | | - | | | $ | - | | | $ | - | |
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