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Note 10 - Per Share Data (Detail) - Unissued shares of common stock were reserved for the following purposes
Sep. 29, 2012
Dec. 31, 2011
Exercise of options outstanding 811,344 916,594
Future grants of options or shares 419,100 437,600
Shares reserved for employee stock purchase plan 247,752 276,957
Total 1,478,196 1,631,151