| Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block] |
Following is a reconciliation of net income allocated to Common Stock, using the two-class method, and the weighted-average number of shares used in the computation of basic and diluted net income per share allocated to Common Stock: | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | (In thousands, except per share data) | | August 28, 2011 | | August 29, 2010 | | August 28, 2011 | | August 29, 2010 | Numerator for basic income per share: | | | | | | | | | Net income | | $ | 3,997 |
| | $ | 8,902 |
| | $ | 658 |
| | $ | 19,534 |
| Less: income allocated to participating securities | | (13 | ) | | (42 | ) | | (25 | ) | | (93 | ) | Net income allocated to Common Stock | | $ | 3,984 |
| | $ | 8,860 |
| | $ | 633 |
| | $ | 19,441 |
| | | | | | | | | | Denominator for basic income per share: | | | | | | | | | Weighted-average shares outstanding, basic | | 9,025,077 |
| | 9,218,180 |
| | 9,093,563 |
| | 9,200,511 |
| | | | | | | | | | Basic net income per share allocated to Common Stock | | $ | .44 |
| | $ | .96 |
| | $ | .07 |
| | $ | 2.11 |
| | | | | | | | | | Numerator for diluted income per share: | | | | | | | | | Net income | | $ | 3,997 |
| | $ | 8,902 |
| | $ | 658 |
| | $ | 19,534 |
| Less: income allocated to participating securities | | (15 | ) | | (39 | ) | | (25 | ) | | (85 | ) | Net income allocated to Common Stock | | $ | 3,982 |
| | $ | 8,863 |
| | $ | 633 |
| | $ | 19,449 |
| | | | | | | | | | Denominator for diluted income per share: | | | | | | | | | Weighted-average shares outstanding, basic | | 9,025,077 |
| | 9,218,180 |
| | 9,093,563 |
| | 9,200,511 |
| Dilutive effect of stock options and restricted stock | | 17,244 |
| | 11,542 |
| | 13,567 |
| | 15,482 |
| Weighted-average shares outstanding, diluted | | 9,042,321 |
| | 9,229,722 |
| | 9,107,130 |
| | 9,215,993 |
| | | | | | | | | | Diluted net income per share allocated to Common Stock | | $ | .44 |
| | $ | .96 |
| | $ | .07 |
| | $ | 2.11 |
|
|