001 - Statement - Balance Sheets link:presentationLink link:definitionLink link:calculationLink 002 - Statement - Balance Sheets (Parentheticals) link:presentationLink link:definitionLink link:calculationLink 003 - Statement - Statements of Earnings link:presentationLink link:definitionLink link:calculationLink 004 - Statement - Statements of Shareholders' Equity link:presentationLink link:definitionLink link:calculationLink 005 - Statement - Statements of Cash Flows link:presentationLink link:definitionLink link:calculationLink 006 - Disclosure - Note A - Summary of Significant Accounting Policies link:presentationLink link:definitionLink link:calculationLink 007 - Disclosure - Note B - Commitments and Facilities link:presentationLink link:definitionLink link:calculationLink 008 - Disclosure - Note C - Shareholders' Equity link:presentationLink link:definitionLink link:calculationLink 009 - Disclosure - Note D - Income Taxes link:presentationLink link:definitionLink link:calculationLink 010 - Disclosure - Note E - Concentrations link:presentationLink link:definitionLink link:calculationLink 011 - Disclosure - Note F - Employee Benefit Plan link:presentationLink link:definitionLink link:calculationLink 012 - Disclosure - Accounting Policies, by Policy (Policies) link:presentationLink link:definitionLink link:calculationLink 013 - Disclosure - Note A - Summary of Significant Accounting Policies (Tables) link:presentationLink link:definitionLink link:calculationLink 014 - Disclosure - Note B - Commitments and Facilities (Tables) link:presentationLink link:definitionLink link:calculationLink 015 - Disclosure - Note C - Shareholders' Equity (Tables) link:presentationLink link:definitionLink link:calculationLink 016 - Disclosure - Note D - Income Taxes (Tables) link:presentationLink link:definitionLink link:calculationLink 017 - Disclosure - Note E - Concentrations (Tables) link:presentationLink link:definitionLink link:calculationLink 018 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) link:presentationLink link:definitionLink link:calculationLink 019 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) - Maturity Date of CDs link:presentationLink link:definitionLink link:calculationLink 020 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) - Components of Inventory link:presentationLink link:definitionLink link:calculationLink 021 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets link:presentationLink link:definitionLink link:calculationLink 022 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) - Property, Plant and Equipment link:presentationLink link:definitionLink link:calculationLink 023 - Disclosure - Note A - Summary of Significant Accounting Policies (Details) - Weighted Average Common Shares Outstanding link:presentationLink link:definitionLink link:calculationLink 024 - Disclosure - Note B - Commitments and Facilities (Details) link:presentationLink link:definitionLink link:calculationLink 025 - Disclosure - Note B - Commitments and Facilities (Details) - Future Minimum Lease Payments link:presentationLink link:definitionLink link:calculationLink 026 - Disclosure - Note C - Shareholders' Equity (Details) link:presentationLink link:definitionLink link:calculationLink 027 - Disclosure - Note C - Shareholders' Equity (Details) - Black-Scholes Option-Pricing Weighted Average Assumptions link:presentationLink link:definitionLink link:calculationLink 028 - Disclosure - Note C - Shareholders' Equity (Details) - Option Transaction Summary link:presentationLink link:definitionLink link:calculationLink 029 - Disclosure - Note C - Shareholders' Equity (Details) - Options Exercisable link:presentationLink link:definitionLink link:calculationLink 030 - Disclosure - Note C - Shareholders' Equity (Details) - Options Currently Outstanding link:presentationLink link:definitionLink link:calculationLink 031 - Disclosure - Note C - Shareholders' Equity (Details) - Restricted Stock Transactions link:presentationLink link:definitionLink link:calculationLink 032 - Disclosure - Note D - Income Taxes (Details) link:presentationLink link:definitionLink link:calculationLink 033 - Disclosure - Note D - Income Taxes (Details) - Significant Components of Deferred Income Tax Assets and Liabilities link:presentationLink link:definitionLink link:calculationLink 034 - Disclosure - Note D - Income Taxes (Details) - Reconciliation of the Federal Statutory Income Tax Rate link:presentationLink link:definitionLink link:calculationLink 035 - Disclosure - Note D - Income Taxes (Details) - Income Tax Expense (Benefit) Components link:presentationLink link:definitionLink link:calculationLink 036 - Disclosure - Note E - Concentrations (Details) link:presentationLink link:definitionLink link:calculationLink 037 - Disclosure - Note E - Concentrations (Details) - Major Customers link:presentationLink link:definitionLink link:calculationLink 038 - Disclosure - Note F - Employee Benefit Plan (Details) link:presentationLink link:definitionLink link:calculationLink 000 - Disclosure - Document And Entity Information link:presentationLink link:definitionLink link:calculationLink