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Note 6 - Stock Based Compensation (Details) - Stock Option Activity (USD $)
In Thousands, except Share data, unless otherwise specified |
12 Months Ended | |||
|---|---|---|---|---|
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Dec. 29, 2013
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Dec. 30, 2012
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Jan. 01, 2012
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Jan. 02, 2011
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| Stock Option Activity [Abstract] | ||||
| Outstanding options | 435,000 | 1,400,807 | 1,202,826 | 662,752 |
| Weighted average exercise price | $ 2.50 | $ 2.82 | $ 2.82 | $ 2.00 |
| Aggregate intrinsic value | $ 51 | |||
| Weighted average remaining contractual term (years) | 3 years 292 days | |||
| Exercisable balance at December 29, 2013 | 208,334 | |||
| Exercisable balance at December 29, 2013 | $ 2.49 | |||
| Exercisable balance at December 29, 2013 | $ 11 | |||
| Exercisable balance at December 29, 2013 | 3 years 6 months | |||
| Outstanding options | 235,000 | 350,000 | 922,000 | |
| Weighted average exercise price | $ 2.06 | $ 3.11 | $ 2.87 | |
| Outstanding options | (1,127,743) | (13,600) | (89,732) | |
| Weighted average exercise price | $ 2.90 | $ 23.76 | $ 2.70 | |
| Outstanding options | (73,063) | (138,419) | (292,194) | |
| Weighted average exercise price | $ 0.93 | $ 1.36 | $ 1.07 | |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average price of options that were either forfeited or expired. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Gross number of share options (or share units) granted during the period. No definition available.
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| X | ||||||||||
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- Definition
Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of fully vested and expected to vest options that are exercisable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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| X | ||||||||||
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- Definition
Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. No definition available.
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| X | ||||||||||
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- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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