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 Earnings (Unaudited) link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Condensed Consolidated Statements of Shareholders' Equity (Unaudited) link:calculationLink link:definitionLink link:presentationLink 006 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 1 - Summary of Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 2 - Net Income (Loss) Per Share link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 3 - Cash and Cash Equivalents link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 4 - Investments link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 5 - Fair Value Measurements link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 6 - Other Comprehensive Income (Loss) link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 7 - Stock-based Compensation link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 8 - Revenue link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 9 - Major Customer Concentration link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 10 - Inventories link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 11 - Goodwill and Intangible Assets link:calculationLink link:definitionLink link:presentationLink 018 - Disclosure - Note 12 - Segment Reporting link:calculationLink link:definitionLink link:presentationLink 019 - Disclosure - Note 13 - Assets Held for Sale and Discontinued Operations link:calculationLink link:definitionLink link:presentationLink 020 - Disclosure - Note 14 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 021 - Disclosure - Note 15 - Leases link:calculationLink link:definitionLink link:presentationLink 022 - Disclosure - Note 16 - Debt link:calculationLink link:definitionLink link:presentationLink 995445 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995446 - Disclosure - Note 2 - Net Income (Loss) Per Share (Tables) link:calculationLink link:definitionLink link:presentationLink 995447 - Disclosure - Note 3 - Cash and Cash Equivalents (Tables) link:calculationLink link:definitionLink link:presentationLink 995448 - Disclosure - Note 4 - Investments (Tables) link:calculationLink link:definitionLink link:presentationLink 995449 - Disclosure - Note 5 - Fair Value Measurements (Tables) link:calculationLink link:definitionLink link:presentationLink 995450 - Disclosure - Note 6 - Other Comprehensive Income (Loss) (Tables) link:calculationLink link:definitionLink link:presentationLink 995451 - Disclosure - Note 7 - Stock-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995452 - Disclosure - Note 8 - Revenue (Tables) link:calculationLink link:definitionLink link:presentationLink 995453 - Disclosure - Note 10 - Inventories (Tables) link:calculationLink link:definitionLink link:presentationLink 995454 - Disclosure - Note 11 - Goodwill and Intangible Assets (Tables) link:calculationLink link:definitionLink link:presentationLink 995455 - Disclosure - Note 13 - Assets Held for Sale and Discontinued Operations (Tables) link:calculationLink link:definitionLink link:presentationLink 995456 - Disclosure - Note 15 - Leases (Tables) link:calculationLink link:definitionLink link:presentationLink 995457 - Disclosure - Note 2 - Net Income (Loss) Per Share (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995458 - Disclosure - Note 2 - Net Income (Loss) Per Share - Weighted Average Common Shares Outstanding (Details) link:calculationLink link:definitionLink link:presentationLink 995459 - Disclosure - Note 3 - Cash and Cash Equivalents - Schedule of Cash and Cash Equivalents (Details) link:calculationLink link:definitionLink link:presentationLink 995460 - Disclosure - Note 4 - Investments (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995461 - Disclosure - Note 4 - Investments - Available-for-sale Investments (Details) link:calculationLink link:definitionLink link:presentationLink 995462 - Disclosure - Note 4 - Investments - Securities in a Continuous Unrealized Loss Position (Details) link:calculationLink link:definitionLink link:presentationLink 995463 - Disclosure - Note 5 - Fair Value Measurements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995464 - Disclosure - Note 5 - Fair Value Measurements - Fair Value Measurements (Details) link:calculationLink link:definitionLink link:presentationLink 995465 - Disclosure - Note 6 - Other Comprehensive Income (Loss) - Changes in Other Comprehensive Income (Loss) (Details) link:calculationLink link:definitionLink link:presentationLink 995466 - Disclosure - Note 7 - Stock-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 7 - Stock-based Compensation - Option Transaction Summary (Details) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 7 - Stock-based Compensation - Restricted Stock Transactions (Details) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 7 - Stock-Based Compensation - Performance Stock Performance (Details) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 8 - Revenue (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 8 - Revenue - Disaggregation of Revenue (Details) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 9 - Major Customer Concentration (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 10 - Inventories - Components of Inventory (Details) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 11 - Goodwill and Intangible Assets (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 11 - Goodwill and Intangibles - Finite Lived Intangible Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 11 - Goodwill and Intangibles - Future Estimated Amortization Expense for Intangibles (Details) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 12 - Segment Reporting (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 13 - Assets Held for Sale and Discontinued Operations (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 13 - Assets Held for Sale and Discontinued Operations - Discontinued Operations (Details) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 14 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 15 - Leases (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 15 - Leases - Operating Lease Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 15 - Leases - Maturities of Lease Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 16 - Debt (Details Textual) link:calculationLink link:definitionLink link:presentationLink