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Note 8 - (Loss) Earnings Per Common Share (Tables) | 6 Months Ended
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Jun. 30, 2013
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  |  |  | Six Months Ended
|  | June 30, 2013 |  |  | July 1, 2012 |  |  | June 30, 2013 |  |  |  | July 1, 2012 |
|  | (Unaudited) |  |  |  | (Unaudited) |
Basic and Diluted Net Earnings: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
(Loss) income from continuing operations as reported |  | $ | (1,494 | ) |  | $ | 5,014 |  |  | $ | (7,953 | ) |  | $ | 10,525 |
Less distributed and undistributed earnings allocable to restricted award holders |  |  | 0 |  |  |  | (220 | ) |  |  | 0 |  |  |  | (423 | )
Less dividends declared attributable to restricted award holders |  |  | (12 | ) |  |  | (17 | ) |  |  | (23 | ) |  |  | (30 | )
Net (loss) income from continuing operations allocable to common stockholders |  |  | (1,506 | ) |  |  | 4,777 |  |  |  | (7,976 | ) |  |  | 10,072 |
Loss from discontinued operations, net of tax allocable to common stockholders |  |  | 0 |  |  |  | (576 | ) |  |  | 0 |  |  |  | (799 | )
Net (loss) income allocable to common stockholders |  | $ | (1,506 | ) |  | $ | 4,201 |  |  | $ | (7,976 | ) |  | $ | 9,273 |
Weighted average shares outstanding-basic |  |  | 19,347 |  |  |  | 19,068 |  |  |  | 19,255 |  |  |  | 19,020 |
Weighted average additional shares assuming conversion of potential common shares |  |  | 0 |  |  |  | 365 |  |  |  | 0 |  |  |  | 341 |
Weighted average shares outstanding - diluted |  |  | 19,347 |  |  |  | 19,433 |  |  |  | 19,255 |  |  |  | 19,361 |
Basic (loss) income per common share attributable to stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Continuing operations |  | $ | (0.08 | ) |  | $ | 0.25 |  |  | $ | (0.41 | ) |  | $ | 0.53 |
Discontinued operations |  |  | 0.00 |  |  |  | (0.03 | ) |  |  | 0.00 |  |  |  | (0.04 | )
Net (loss) income |  | $ | (0.08 | ) |  | $ | 0.22 |  |  | $ | (0.41 | ) |  | $ | 0.49 |
Diluted (loss) income per common share attributable to stockholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Continuing operations |  | $ | (0.08 | ) |  | $ | 0.25 |  |  | $ | (0.41 | ) |  | $ | 0.52 |
Discontinued operations |  |  | 0.00 |  |  |  | (0.03 | ) |  |  | 0.00 |  |  |  | (0.04 | )
Net (loss) income |  | $ | (0.08 | ) |  | $ | 0.22 |  |  | $ | (0.41 | ) |  | $ | 0.48 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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