000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Condensed Consolidated Statements of Operations (Unaudited) link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) link:calculationLink link:definitionLink link:presentationLink 006 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 2 - Revenue link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 3 - Investment Securities link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 4 - Inventory link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 5 - Fair Value Measurements link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 6 - Stock Based Compensation link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 7 - Loan Payable link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 8 - Leases link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 9 - License Agreements link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 10 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 11 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 995463 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995464 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies (Tables) link:calculationLink link:definitionLink link:presentationLink 995465 - Disclosure - Note 2 - Revenue (Tables) link:calculationLink link:definitionLink link:presentationLink 995466 - Disclosure - Note 3 - Investment Securities (Tables) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 4 - Inventory (Tables) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 5 - Fair Value Measurements (Tables) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 6 - Stock Based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 7 - Loan Payable (Tables) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 8 - Leases (Tables) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies - Schedule of Potentially Dilutive Securities (Details) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies - Schedule of Earnings Per Share (Details) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 2 - Revenue (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 2 - Revenue - Disaggregation of Revenue (Details) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 2 - Revenue - Schedules of Concentration of Risk (Details) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 3 - Investment Securities - Schedule of Investment Securities (Details) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 4 - Inventory (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 4 - Inventory - Schedule of Inventory (Details) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 5 - Fair Value Measurements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 5 - Fair Value Measurements - Schedule of Fair Value Measurements (Details) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 6 - Stock Based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 6 - Stock Based Compensation - Summary of Activity for Restricted Stock (Details) link:calculationLink link:definitionLink link:presentationLink 995485 - Disclosure - Note 6 - Stock Based Compensation - Summary of Activity for Stock Options (Details) link:calculationLink link:definitionLink link:presentationLink 995486 - Disclosure - Note 7 - Loan Payable (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995487 - Disclosure - Note 7 - Loan Payable - Schedule of Loan Payable (Details) link:calculationLink link:definitionLink link:presentationLink 995488 - Disclosure - Note 8 - Leases (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995489 - Disclosure - Note 8 - Leases - Schedule of Lease Cost (Details) link:calculationLink link:definitionLink link:presentationLink 995490 - Disclosure - Note 8 - Leases - Schedule of Classification of Lease Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995491 - Disclosure - Note 8 - Leases - Schedule of Lease Liability Maturity (Details) link:calculationLink link:definitionLink link:presentationLink 995492 - Disclosure - Note 9 - License Agreements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995493 - Disclosure - Note 10 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995494 - Disclosure - Note 11 - Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink