001 - Statement - Condensed Balance Sheets (Current Period Unaudited)
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002 - Statement - Condensed Balance Sheets (Current Period Unaudited) (Parentheticals)
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003 - Statement - Condensed Statements of Earnings Unaudited
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004 - Statement - Condensed Statements of Cash Flows Unaudited
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005 - Disclosure - Note 1 - Basis of Presentation
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006 - Disclosure - Note 2 - Net Income Per Share
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007 - Disclosure - Note 3 - Cash, Cash Equivalents and Investments
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008 - Disclosure - Note 4 - Stock Based Compensation
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009 - Disclosure - Note 5 - Accounts Receivable
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010 - Disclosure - Note 6 - Inventories
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011 - Disclosure - Note 7 - Major Customer Concentration
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012 - Disclosure - Note 8 - Goodwill and Patents
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013 - Disclosure - Note 9 - Income Taxes
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014 - Disclosure - Note 10 - Accounting Pronouncements
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015 - Disclosure - Accounting Policies, by Policy (Policies)
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016 - Disclosure - Note 2 - Net Income Per Share (Tables)
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017 - Disclosure - Note 3 - Cash, Cash Equivalents and Investments (Tables)
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018 - Disclosure - Note 4 - Stock Based Compensation (Tables)
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019 - Disclosure - Note 6 - Inventories (Tables)
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020 - Disclosure - Note 7 - Major Customer Concentration (Tables)
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021 - Disclosure - Note 1 - Basis of Presentation (Details)
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022 - Disclosure - Note 2 - Net Income Per Share (Details) - Net Income Per Common Share
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023 - Disclosure - Note 3 - Cash, Cash Equivalents and Investments (Details) - CD Maturity Dates
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024 - Disclosure - Note 4 - Stock Based Compensation (Details)
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025 - Disclosure - Note 4 - Stock Based Compensation (Details) - Stock Option Activity
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026 - Disclosure - Note 4 - Stock Based Compensation (Details) - Restricted Stock Transactions
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027 - Disclosure - Note 5 - Accounts Receivable (Details)
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028 - Disclosure - Note 6 - Inventories (Details) - Components of Inventory
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029 - Disclosure - Note 7 - Major Customer Concentration (Details)
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030 - Disclosure - Note 7 - Major Customer Concentration (Details) - Customers Comprising 10% or More of Net Sales
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031 - Disclosure - Note 8 - Goodwill and Patents (Details)
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032 - Disclosure - Note 9 - Income Taxes (Details)
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000 - Disclosure - Document And Entity Information
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