000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Consolidated Balance Sheets link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Consolidated Balance Sheets (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Consolidated Statements of Income and Comprehensive (Loss) Income link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Consolidated Statements of Equity link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Consolidated Statements of Cash Flows link:calculationLink link:definitionLink link:presentationLink 006 - Disclosure - Note 1 - Business and Organization 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 - Supplemental Balance Sheet Information (in thousands) link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 4 - Credit Facilities link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 5 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 6 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 7 - Treasury Stock link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 8 - Preferred Stock link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 9 - Retirement Plans link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 10 - Related-Party Transactions link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 11 - Stock-based Compensation Plans link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 12 - Segment Information link:calculationLink link:definitionLink link:presentationLink 018 - Disclosure - Note 13 - Purchases and Sale of Interests in Subsidiaries link:calculationLink link:definitionLink link:presentationLink 019 - Disclosure - Note 14 - Net Income Per Share link:calculationLink link:definitionLink link:presentationLink 020 - Document - Schedule II - Valuation and Qualifying Accounts link:calculationLink link:definitionLink link:presentationLink 021 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 022 - Disclosure - Note 1 - Business and Organization (Tables) link:calculationLink link:definitionLink link:presentationLink 023 - Disclosure - Note 3 - Supplemental Balance Sheet Information (in thousands) (Tables) link:calculationLink link:definitionLink link:presentationLink 024 - Disclosure - Note 4 - Credit Facilities (Tables) link:calculationLink link:definitionLink link:presentationLink 025 - Disclosure - Note 5 - Income Taxes (Tables) link:calculationLink link:definitionLink link:presentationLink 026 - Disclosure - Note 6 - Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 027 - Disclosure - Note 10 - Related-Party Transactions (Tables) link:calculationLink link:definitionLink link:presentationLink 028 - Disclosure - Note 11 - Stock-based Compensation Plans (Tables) link:calculationLink link:definitionLink link:presentationLink 029 - Disclosure - Note 12 - Segment Information (Tables) link:calculationLink link:definitionLink link:presentationLink 030 - Disclosure - Note 14 - Net Income Per Share (Tables) link:calculationLink link:definitionLink link:presentationLink 031 - Disclosure - Schedule II - Valuation and Qualifying Accounts (Tables) link:calculationLink link:definitionLink link:presentationLink 032 - Disclosure - Note 1 - Business and Organization (Details Textual) link:calculationLink link:definitionLink link:presentationLink 033 - Statement - Note 1 - Percentage of the Company's Equity Ownership (Details) link:calculationLink link:definitionLink link:presentationLink 034 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 035 - Disclosure - Note 3 - Supplemental Balance Sheet Information (in thousands) (Details Textual) link:calculationLink link:definitionLink link:presentationLink 036 - Statement - Note 3 - Accounts Receivable (Details) link:calculationLink link:definitionLink link:presentationLink 037 - Statement - Note 3 - Property and Equipment (Details) link:calculationLink link:definitionLink link:presentationLink 038 - Statement - Note 3 - Goodwill Rollforward (Details) link:calculationLink link:definitionLink link:presentationLink 039 - Statement - Note 3 - Intangible Assets (Details) link:calculationLink link:definitionLink link:presentationLink 040 - Statement - Note 3 - Annual Amortization Expense (Details) link:calculationLink link:definitionLink link:presentationLink 041 - Statement - Note 3 - Accrued Expenses and Other Current Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 042 - Disclosure - Note 4 - Credit Facilities (Details Textual) link:calculationLink link:definitionLink link:presentationLink 043 - Statement - Note 4 - Summary of Credit and Other Debt Facilities (Details) link:calculationLink link:definitionLink link:presentationLink 044 - Statement - Note 4 - Unused Availability (Details) link:calculationLink link:definitionLink link:presentationLink 045 - Disclosure - Note 5 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 046 - Statement - Note 5 - Income before Income Taxes (Details) link:calculationLink link:definitionLink link:presentationLink 047 - Statement - Note 5 - Income Tax Benefit (Details) link:calculationLink link:definitionLink link:presentationLink 048 - Statement - Note 5 - Income Taxes Reconciliation (Details) link:calculationLink link:definitionLink link:presentationLink 049 - Statement - Note 5 - Deferred Tax Assets and Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 050 - Statement - Note 5 - Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits (Details) link:calculationLink link:definitionLink link:presentationLink 051 - Statement - Note 5 - Tax Reserves (Details) link:calculationLink link:definitionLink link:presentationLink 052 - Disclosure - Note 6 - Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 053 - Statement - Note 6 - Future Minimum Commitments under Non-cancelable Operating Lease Arrangements (Details) link:calculationLink link:definitionLink link:presentationLink 054 - Disclosure - Note 7 - Treasury Stock (Details Textual) link:calculationLink link:definitionLink link:presentationLink 055 - Disclosure - Note 8 - Preferred Stock (Details Textual) link:calculationLink link:definitionLink link:presentationLink 056 - Disclosure - Note 9 - Retirement Plans (Details Textual) link:calculationLink link:definitionLink link:presentationLink 057 - Disclosure - Note 10 - Related-Party Transactions (Details Textual) link:calculationLink link:definitionLink link:presentationLink 058 - Statement - Note 10 - Transactions Between the Company and Affiliates (Details) link:calculationLink link:definitionLink link:presentationLink 059 - Statement - Note 10 - Accrued Expenses (Details) link:calculationLink link:definitionLink link:presentationLink 060 - Disclosure - Note 11 - Stock-based Compensation Plans (Details Textual) link:calculationLink link:definitionLink link:presentationLink 061 - Statement - Note 11 - Stock Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 062 - Statement - Note 11 - Summary of Information about Stock Options Outstanding (Details) link:calculationLink link:definitionLink link:presentationLink 063 - Statement - Note 11 - Restricted Stock Activity (Details) link:calculationLink link:definitionLink link:presentationLink 064 - Disclosure - Note 12 - Segment Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 065 - Statement - Note 12 - Segment Reporting Information (Details) link:calculationLink link:definitionLink link:presentationLink 066 - Statement - Note 12 - Assets (Details) link:calculationLink link:definitionLink link:presentationLink 067 - Statement - Note 12 - Geographic Data (Details) link:calculationLink link:definitionLink link:presentationLink 068 - Statement - Note 12 - Long Lived Assets (Details) link:calculationLink link:definitionLink link:presentationLink 069 - Disclosure - Note 13 - Purchases and Sale of Interests in Subsidiaries (Details Textual) link:calculationLink link:definitionLink link:presentationLink 070 - Statement - Note 14 - Basic and Diluted Earnings Per Share (Details) link:calculationLink link:definitionLink link:presentationLink 071 - Statement - Schedule II - Valuation and Qualifying Accounts (Details) link:calculationLink link:definitionLink link:presentationLink