001 - Statement - Condensed Consolidated Statements of Income (Unaudited) link:presentationLink link:definitionLink link:calculationLink 002 - Statement - Condensed Consolidated Statement of Comprehensive Income (Unaudited) link:presentationLink link:definitionLink link:calculationLink 003 - Statement - Condensed Consolidated Balance Sheets link:presentationLink link:definitionLink link:calculationLink 004 - Statement - Condensed Consolidated Balance Sheets (Parentheticals) link:presentationLink link:definitionLink link:calculationLink 005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) link:presentationLink link:definitionLink link:calculationLink 006 - Disclosure - Note 1 - Basis of Presentation link:presentationLink link:definitionLink link:calculationLink 007 - Disclosure - Note 2 - Earnings Per Share (in thousands, except per share data) link:presentationLink link:definitionLink link:calculationLink 008 - Disclosure - Note 3 - Stock Based Compensation link:presentationLink link:definitionLink link:calculationLink 009 - Disclosure - Note 4 - Segment Information (in thousands) link:presentationLink link:definitionLink link:calculationLink 010 - Disclosure - Note 5 - Income Taxes link:presentationLink link:definitionLink link:calculationLink 011 - Disclosure - Note 6 - Commitments and Contingencies link:presentationLink link:definitionLink link:calculationLink 012 - Disclosure - Note 7 - Lease Obligations and Long-Term Debt link:presentationLink link:definitionLink link:calculationLink 013 - Disclosure - Note 8 - Fair Value Measurements link:presentationLink link:definitionLink link:calculationLink 014 - Disclosure - Note 9 - Dividend link:presentationLink link:definitionLink link:calculationLink 015 - Disclosure - Note 10 - Fuel Derivatives link:presentationLink link:definitionLink link:calculationLink 016 - Disclosure - Note 11 - Acquisitions and Assets Held for Sale link:presentationLink link:definitionLink link:calculationLink 017 - Disclosure - Note 12 - Recent Accounting Pronouncements link:presentationLink link:definitionLink link:calculationLink 018 - Disclosure - Note 13 - Reclassifications and Adjustments link:presentationLink link:definitionLink link:calculationLink 019 - Disclosure - Note 2 - Earnings Per Share (in thousands, except per share data) (Tables) link:presentationLink link:definitionLink link:calculationLink 020 - Disclosure - Note 3 - Stock Based Compensation (Tables) link:presentationLink link:definitionLink link:calculationLink 021 - Disclosure - Note 4 - Segment Information (in thousands) (Tables) link:presentationLink link:definitionLink link:calculationLink 022 - Disclosure - Note 7 - Lease Obligations and Long-Term Debt (Tables) link:presentationLink link:definitionLink link:calculationLink 023 - Disclosure - Note 8 - Fair Value Measurements (Tables) link:presentationLink link:definitionLink link:calculationLink 024 - Disclosure - Note 1 - Basis of Presentation (Detail) link:presentationLink link:definitionLink link:calculationLink 025 - Disclosure - Note 2 - Earnings Per Share (in thousands, except per share data) (Detail) link:presentationLink link:definitionLink link:calculationLink 026 - Disclosure - Note 2 - Earnings Per Share (in thousands, except per share data) (Detail) - Reconciliation of Basic and Diluted Earnings Per Share link:presentationLink link:definitionLink link:calculationLink 027 - Disclosure - Note 2 - Earnings Per Share (in thousands, except per share data) (Detail) - Antidilutive Securities link:presentationLink link:definitionLink link:calculationLink 028 - Disclosure - Note 3 - Stock Based Compensation (Detail) link:presentationLink link:definitionLink link:calculationLink 029 - Disclosure - Note 3 - Stock Based Compensation (Detail) - Components of Share Based Compensation Expense link:presentationLink link:definitionLink link:calculationLink 030 - Disclosure - Note 3 - Stock Based Compensation (Detail) - Summary of the Award Activity of the Stock Option Plans link:presentationLink link:definitionLink link:calculationLink 031 - Disclosure - Note 3 - Stock Based Compensation (Detail) - Summary of the Restricted Stock Award Activity link:presentationLink link:definitionLink link:calculationLink 032 - Disclosure - Note 4 - Segment Information (in thousands) (Detail) link:presentationLink link:definitionLink link:calculationLink 033 - Disclosure - Note 4 - Segment Information (in thousands) (Detail) - Segment Reporting Information link:presentationLink link:definitionLink link:calculationLink 034 - Disclosure - Note 4 - Segment Information (in thousands) (Detail) - Operating Revenue by Geographic Area link:presentationLink link:definitionLink link:calculationLink 035 - Disclosure - Note 5 - Income Taxes (Detail) link:presentationLink link:definitionLink link:calculationLink 036 - Disclosure - Note 6 - Commitments and Contingencies (Detail) link:presentationLink link:definitionLink link:calculationLink 037 - Disclosure - Note 7 - Lease Obligations and Long-Term Debt (Detail) link:presentationLink link:definitionLink link:calculationLink 038 - Disclosure - Note 7 - Lease Obligations and Long-Term Debt (Detail) - Future Minimum Leases Payments link:presentationLink link:definitionLink link:calculationLink 039 - Disclosure - Note 8 - Fair Value Measurements (Detail) link:presentationLink link:definitionLink link:calculationLink 040 - Disclosure - Note 8 - Fair Value Measurements (Detail) - Fair Value of Financial Assets and Liabilities link:presentationLink link:definitionLink link:calculationLink 041 - Disclosure - Note 9 - Dividend (Detail) link:presentationLink link:definitionLink link:calculationLink 042 - Disclosure - Note 10 - Fuel Derivatives (Detail) link:presentationLink link:definitionLink link:calculationLink 043 - Disclosure - Note 11 - Acquisitions and Assets Held for Sale (Detail) link:presentationLink link:definitionLink link:calculationLink 044 - Disclosure - Note 12 - Recent Accounting Pronouncements (Detail) link:presentationLink link:definitionLink link:calculationLink 045 - Disclosure - Note 13 - Reclassifications and Adjustments (Detail) link:presentationLink link:definitionLink link:calculationLink 000 - Disclosure - Document And Entity Information link:presentationLink link:definitionLink link:calculationLink