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 Income (Unaudited) link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Condensed Consolidated Statements of Shareholders' Equity (Unaudited) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parentheticals) 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 - Contracts With Customers link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 3 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 4 - Notes Payable link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 5 - Share-Based Compensation link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 6 - Goodwill and Other Intangible Assets link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 7 - Earnings Per Share link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 8 - Segment Information link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 9 - Subsequent Event link:calculationLink link:definitionLink link:presentationLink 995445 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995446 - Disclosure - Note 1 - Summary of Significant Accounting Policies (Tables) link:calculationLink link:definitionLink link:presentationLink 995447 - Disclosure - Note 2 - Contracts With Customers (Tables) link:calculationLink link:definitionLink link:presentationLink 995448 - Disclosure - Note 4 - Notes Payable (Tables) link:calculationLink link:definitionLink link:presentationLink 995449 - Disclosure - Note 5 - Share-Based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995450 - Disclosure - Note 6 - Goodwill and Other Intangible Assets (Tables) link:calculationLink link:definitionLink link:presentationLink 995451 - Disclosure - Note 7 - Earnings Per Share (Tables) link:calculationLink link:definitionLink link:presentationLink 995452 - Disclosure - Note 8 - Segment Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995453 - Disclosure - Note 1 - Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995454 - Disclosure - Note 1 - Summary of Significant Accounting Policies - Amortization Expense Classification (Details) link:calculationLink link:definitionLink link:presentationLink 995455 - Disclosure - Note 2 - Contracts With Customers 1 (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995456 - Disclosure - Note 2 - Contracts With Customers 2 (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995457 - Disclosure - Note 2 - Contracts With Customers - Information About Receivables, Contract Assets, and Contract Liabilities From Contracts With Customers (Details) link:calculationLink link:definitionLink link:presentationLink 995458 - Disclosure - Note 3 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995459 - Disclosure - Notes 4 - 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Disclosure - Note 7 - Earnings Per Share - Net Income Per Share Computation (Details) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 8 - Segment Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 8 - Segment Information - Schedule of Segment Information (Details) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 9 - Subsequent Event (Details Textual) link:calculationLink link:definitionLink link:presentationLink