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 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 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 1 - Basis of Presentation link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 2 - Revenues link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 3 - Net Income Per Share link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 4 - Discontinued Operations link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 5 - Cash and Cash Equivalents link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 6 - Inventories link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 7 - AMP Credits link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 8 - Intangible Assets link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 9 - Accrued Liabilities link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 10 - Debt and Credit Agreements link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 11 - Leases link:calculationLink link:definitionLink link:presentationLink 018 - Disclosure - Note 12 - Fair Value Measurements link:calculationLink link:definitionLink link:presentationLink 019 - Disclosure - Note 13 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 020 - Disclosure - Note 14 - Share-based Compensation link:calculationLink link:definitionLink link:presentationLink 021 - Disclosure - Note 15 - Legal Proceedings and Other Matters link:calculationLink link:definitionLink link:presentationLink 022 - Disclosure - Note 16 - Recent Accounting Pronouncements link:calculationLink link:definitionLink link:presentationLink 023 - Disclosure - Note 17 - Segment Reporting link:calculationLink link:definitionLink link:presentationLink 024 - Disclosure - Note 18 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 2 - Revenues (Tables) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 3 - Net Income Per Share (Tables) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 4 - Discontinued Operations (Tables) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 5 - Cash and Cash Equivalents (Tables) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 6 - Inventories (Tables) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 8 - Intangible Assets (Tables) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 9 - Accrued Liabilities (Tables) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 10 - Debt and Credit Agreements (Tables) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 11 - Leases (Tables) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 14 - Share-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 17 - Segment Reporting (Tables) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 18 - Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 1 - Basis of Presentation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 2 - Revenues (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995485 - Disclosure - Note 2 - Revenues - Disaggregation of Revenue (Details) link:calculationLink link:definitionLink link:presentationLink 995486 - Disclosure - Note 3 - Net Income Per Share (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995487 - Disclosure - Note 3 - Net Income Per Share - Earnings Per Share (Details) link:calculationLink link:definitionLink link:presentationLink 995488 - Disclosure - Note 4 - Discontinued Operations (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995489 - Disclosure - Note 4 - Discontinued Operations - Schedule of Disposal Groups (Details) link:calculationLink link:definitionLink link:presentationLink 995490 - Disclosure - Note 5 - Cash and Cash Equivalents - Schedule of Cash and Cash Equivalents (Details) link:calculationLink link:definitionLink link:presentationLink 995491 - Disclosure - Note 6 - Inventories - Schedule of Inventories (Details) link:calculationLink link:definitionLink link:presentationLink 995492 - Disclosure - Note 7 - AMP Credits (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995493 - Disclosure - Note 8 - Intangible Assets (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995494 - Disclosure - Note 8 - Intangible Assets - Intangible Assets (Details) link:calculationLink link:definitionLink link:presentationLink 995495 - Disclosure - Note 8 - Intangible Assets - Estimated Future Amortization Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995496 - Disclosure - Note 9 - Accrued Liabilities - Accrued Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995497 - Disclosure - Note 10 - Debt and Credit Agreements (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995498 - Disclosure - Note 10 - Debt and Credit Agreements - Outstanding Debt Balances (Details) link:calculationLink link:definitionLink link:presentationLink 995499 - Disclosure - Note 11 - Leases (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995500 - Disclosure - Note 11 - Leases - Leases Information (Details) link:calculationLink link:definitionLink link:presentationLink 995501 - Disclosure - Note 11 - Leases - Future Minimum Lease Payments (Details) link:calculationLink link:definitionLink link:presentationLink 995502 - Disclosure - Note 13 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995503 - Disclosure - Note 14 - Share-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995504 - Disclosure - Note 14 - Share-based Compensation - Restricted Stock Unit and Performance Award Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995505 - Disclosure - Note 14 - Share-based Compensation - Share-based Compensation Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995506 - Disclosure - Note 14 - Share-based Compensation - Share-based Compensation Expense 2 (Details) link:calculationLink link:definitionLink link:presentationLink 995507 - Disclosure - Note 17 - Segment Reporting (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995508 - Disclosure - Note 17 - Segment Reporting - Segment Reporting (Details) link:calculationLink link:definitionLink link:presentationLink 995509 - Disclosure - Note 18 - Commitments and Contingencies - Allowance of Doubtful Accounts (Details) link:calculationLink link:definitionLink link:presentationLink