000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Condensed Consolidated Statements of Operations (Unaudited) link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Condensed Consolidated Balance Sheets (Unaudited) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Condensed Consolidated Financial Statements of 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 - Nature of Operations, Principles of Consolidation and Basis of Presentation of Interim Financial Statements link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 2 - Inventories link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 3 - Property and Equipment, Net link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 4 - Lines of Credit link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 5 - Significant Risks and Uncertainties link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 6 - Lease Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 7 - Related Party Transactions link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 8 - Equity Transactions and Stock-based Compensation link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 9 - Segment Information link:calculationLink link:definitionLink link:presentationLink 995461 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995462 - Disclosure - Note 1 - Nature of Operations, Principles of Consolidation and Basis of Presentation of Interim Financial Statements (Tables) link:calculationLink link:definitionLink link:presentationLink 995463 - Disclosure - Note 2 - Inventories (Tables) link:calculationLink link:definitionLink link:presentationLink 995464 - Disclosure - Note 3 - Property and Equipment, Net (Tables) link:calculationLink link:definitionLink link:presentationLink 995465 - Disclosure - Note 6 - Lease Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 995466 - Disclosure - Note 8 - Equity Transactions and Stock-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 9 - Segment Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 1 - Nature of Operations, Principles of Consolidation and Basis of Presentation of Interim Financial Statements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 1 - Nature of Operations, Principles of Consolidation and Basis of Presentation of Interim Financial Statements - Dilutive Shares For Stock Options (Details) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 2 - Inventories - Inventories (Details) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 3 - Property and Equipment, Net (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 3 - Property and Equipment, Net - Property and Equipment, Net (Details) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 4 - Lines of Credit (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 5 - Significant Risks and Uncertainties (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 6 - Lease Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 6 - Lease Commitments and Contingencies - Lease Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 6 - Lease Commitments and Contingencies - Leases and Commitments (Details) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 6 - Lease Commitments and Contingencies - Supplemental Cash Flow Information (Details) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 6 - Lease Commitments and Contingencies - Minimum Rental Commitment for Long-term Non-cancelable Leases (Details) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 8 - Equity Transactions and Stock-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 8 - Equity Transactions and Stock-based Compensation - Summary of the Company's Stock Option Activity, and Related Information (Details) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 9 - Segment Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 9 - Segment Information - Operations by Business Segment (Details) link:calculationLink link:definitionLink link:presentationLink