Note 4 - Stock-based Compensation (Tables)
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12 Months Ended |
Mar. 29, 2015
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Notes Tables |
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Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] |
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| | Outstanding at Beginning of Period
| | $ | 5.76 | | | | 185,000 | | | $ | 5.23 | | | | 145,000 | |
| | | 7.90 | | | | 165,000 | | | | 6.14 | | | | 100,000 | |
| | | 5.78 | | | | (20,000 | ) | | | 5.12 | | | | (60,000 | ) | Outstanding at End of Period
| | | 6.83 | | | | 330,000 | | | | 5.76 | | | | 185,000 | | Exercisable at End of Period
| | | 5.59 | | | | 115,000 | | | | 5.16 | | | | 35,000 | |
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Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
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| | | 165,000 | | | | 100,000 | |
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| | | 4.05 | % | | | 5.21 | % |
| | | 30.00 | % | | | 35.00 | % |
| | | 0.95 | % | | | 0.49 | % |
| | | 10.00 | | | | 10.00 | |
| | | 3.00 | | | | 3.00 | |
| | | 5.00 | % | | | 5.00 | % | Exercise price (grant-date closing price) per option
| | $ | 7.90 | | | $ | 6.14 | |
| | $ | 1.19 | | | $ | 0.98 | |
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Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] |
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| | Options Granted in Fiscal Year
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| | $ | 12 | | | $ | 12 | | | $ | 24 | |
| | | 24 | | | | 24 | | | | 48 | |
| | | 39 | | | | 32 | | | | 71 | | | | | | | | | | | | | | | Total stock option compensation
| | $ | 75 | | | $ | 68 | | | $ | 143 | |
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| | Options Granted in Fiscal Year
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| | $ | 13 | | | $ | 11 | | | $ | 24 | |
| | | 46 | | | | 46 | | | | 92 | |
| | | 18 | | | | 18 | | | | 36 | | | | | | | | | | | | | | | Total stock option compensation
| | $ | 77 | | | $ | 75 | | | $ | 152 | |
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Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
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| | | $ | 4.81 | | | | 15,000 | | | | 6.20 | | | $ | 4.81 | | | | 15,000 | | | $ | 4.81 | | | $ | 5.42 | | | | 60,000 | | | | 7.21 | | | $ | 5.42 | | | | 60,000 | | | $ | 5.42 | | | $ | 6.14 | | | | 90,000 | | | | 8.21 | | | $ | 6.14 | | | | 40,000 | | | $ | 6.14 | | | $ | 7.90 | | | | 165,000 | | | | 9.22 | | | $ | 7.90 | | | | - | | | | - | | | | | | | | 330,000 | | | | 8.44 | | | $ | 6.83 | | | | 115,000 | | | $ | 5.59 | |
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Schedule of Share-based Compensation, Nonemployee Director Stock Award Plan, Activity [Table Text Block] |
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| | | 28,000 | | | $ | 7.97 | |
| | | 28,000 | | | | 6.67 | |
| | | 42,000 | | | | 5.62 | |
| | | 30,000 | | | | 4.44 | |
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Schedule of Other Share-based Compensation, Activity [Table Text Block] |
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| | $ | 6.00 | | | | 75,000 | | | | 10,000 | | | $ | 72,000 | | | | 4,795 | |
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| | $ | 5.00 | | | | 20,000 | | | | 20,000 | | | $ | 145,000 | | | | 10,516 | |
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| | $ | 5.00 | | | | 75,000 | | | | 13,000 | | | $ | 98,000 | | | | 6,234 | |
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Schedule of Nonvested Share Activity [Table Text Block] |
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| | Stock Granted in Fiscal Year
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| | $ | 170 | | | $ | - | | | $ | 170 | |
| | | - | | | | 26 | | | | 26 | |
| | | - | | | | 94 | | | | 94 | |
| | | 354 | | | | 75 | | | | 429 | | | | | | | | | | | | | | | Total stock grant compensation
| | $ | 524 | | | $ | 195 | | | $ | 719 | |
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| | Stock Granted in Fiscal Year
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| | $ | 182 | | | $ | - | | | $ | 182 | |
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| | | - | | | | 92 | | | | 92 | |
| | | 93 | | | | 63 | | | | 156 | | | | | | | | | | | | | | | Total stock grant compensation
| | $ | 275 | | | $ | 177 | | | $ | 452 | |
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