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 Cash Flows (Unaudited) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Consolidated Statements of Shareholders' Equity (Unaudited) link:calculationLink link:definitionLink link:presentationLink 006 - Disclosure - Note 1 - Nature of Organization and Operations link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 2 - Summary of Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 3 - Fair Value Measurement link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 4 - Revenue Recognition link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 5 - Supplemental Cash Flow Statement Information link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 6 - Intangible Assets, Including Goodwill link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 7 - Loans Payable link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 8 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 9 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 10 - Warrants link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 11 - Stock-based Compensation link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 12 - Significant Customers/Vendors link:calculationLink link:definitionLink link:presentationLink 995464 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995465 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Tables) link:calculationLink link:definitionLink link:presentationLink 995466 - Disclosure - Note 4 - Revenue Recognition (Tables) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 5 - Supplemental Cash Flow Statement Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 6 - Intangible Assets, Including Goodwill (Tables) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 7 - Loans Payable (Tables) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 11 - Stock-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 1 - Nature of Organization and Operations (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Inventories (Details) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 4 - Revenue Recognition (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 4 - Revenue Recognition - Disaggregation of Revenue (Details) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 5 - Supplemental Cash Flow Statement Information - Supplemental Cash Flow Statement Information (Details) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 6 - Intangible Assets, Including Goodwill (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 6 - Intangible Assets, Including Goodwill - Intangible Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 7 - Loans Payable (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 7 - Loans Payable - Outstanding Debt (Details) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 9 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 10 - Warrants (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 11 - Stock-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995485 - Disclosure - Note 11 - Stock-based Compensation - Summary of Outstanding Options (Details) link:calculationLink link:definitionLink link:presentationLink 995486 - Disclosure - Note 11 - Stock-based Compensation - Stock Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995487 - Disclosure - Note 12 - Significant Customers/Vendors (Details Textual) link:calculationLink link:definitionLink link:presentationLink