Note 14 - Earnings Per Share of Common Stock - Basic and Diluted Earnings Per Share (Details) - USD ($) |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Oct. 01, 2016 |
Jul. 02, 2016 |
Apr. 02, 2016 |
Jan. 02, 2016 |
Oct. 03, 2015 |
Jul. 01, 2015 |
Mar. 31, 2015 |
Dec. 29, 2014 |
Oct. 01, 2016 |
Oct. 03, 2015 |
Sep. 27, 2014 |
|
| Numerator for basic and diluted earnings per share: | |||||||||||
| Net income | $ 1,412,000 | $ 935,000 | $ 758,000 | $ 1,143,000 | $ 1,287,000 | $ 963,000 | $ 773,000 | $ 970,000 | $ 4,247,331 | $ 3,993,398 | $ 2,590,767 |
| Denominator for basic earnings per share: | |||||||||||
| Weighted average shares (in shares) | 2,734,862 | 2,978,107 | 2,948,992 | ||||||||
| Effect of dilutive securities: | |||||||||||
| Employee stock options (in shares) | 23,257 | 27,975 | 44,341 | ||||||||
| Weighted average shares outstanding: | |||||||||||
| Adjusted weighted average shares and assumed conversions (in shares) | 2,758,119 | 3,006,082 | 2,993,333 | ||||||||
| Net income per share: | |||||||||||
| Basic (in dollars per share) | $ 0.51 | $ 0.34 | $ 0.28 | $ 0.42 | $ 0.43 | $ 0.32 | $ 0.26 | $ 0.33 | $ 1.55 | $ 1.34 | $ 0.88 |
| Diluted (in dollars per share) | $ 0.51 | $ 0.34 | $ 0.28 | $ 0.42 | $ 0.43 | $ 0.32 | $ 0.26 | $ 0.32 | $ 1.54 | $ 1.33 | $ 0.87 |