Stock Option Plan: Stock Option Plan Activity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
Sep. 28, 2012
Outstanding at beginning of period	1,151
Outstanding at beginning of the period, weighted average exercise price	$ 3.74
Granted	101
Granted, weighted average exercise price	$ 0.23
Forfeited or expired	(90)
Forfeited or expired, weighted average exercise price	$ 6.59
Outstanding at end of the period	1,162
Outstanding at end of the period, weighted average exercise price	$ 3.22
Exercisable at end of the period	994
Exercisable at end of the period, weighted average exercise price	$ 3.68

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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.

+ References

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For presentations that combine terminations, 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 or that expired.

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Net number of share options (or share units) granted during the period.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

+ References

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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