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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2014
Income Tax Disclosure [Abstract] |
Components Of The Provision For Income Taxes | The components of the provision for income taxes are as follows:
|  | Year Ended December 31,
(In thousands) |  | 2014 |  | 2013 |  | 2012
Current: |  |  |  |  |  |
Federal |  | $ | 123,598 |  |  | $ | 74,202 |  |  | $ | 74,074 |
State |  | 15,858 |  |  | 15,635 |  |  | 11,890 |
|  | 139,456 |  |  | 89,837 |  |  | 85,964 |
Deferred: |  |  |  |  |  |
Federal |  | 21,542 |  |  | 28,593 |  |  | 14,978 |
State |  | 4,002 |  |  | 4,143 |  |  | 2,704 |
|  | 25,544 |  |  | 32,736 |  |  | 17,682 |
Total provision for income taxes |  | $ | 165,000 |  |  | $ | 122,573 |  |  | $ | 103,646 |
Schedule Of Effective Income Tax Reconciliation Of The U.S. Statutory Federal Income Tax Rates | 2014, 2013 and 2012:
|  | Year Ended December 31,
(In thousands) |  | 2014 |  | 2013 |  | 2012
Tax provision at statutory rate |  | $ | 151,380 |  |  | $ | 115,040 |  |  | $ | 95,584 |
State income taxes, net of federal benefit |  | 14,120 |  |  | 12,083 |  |  | 10,211 |
Meals and entertainment disallowance |  | 959 |  |  | 872 |  |  | 828 |
Tax credits |  | (1,307 | ) |  | (5,422 | ) |  | (2,609 | )
Other, net |  | (152 | ) |  | — |  |  | (368 | )
Total provision for income taxes |  | $ | 165,000 |  |  | $ | 122,573 |  |  | $ | 103,646 |
Schedule Of Deferred Tax Assets And Liabilities | Deferred tax assets and liabilities consist of the following:
|  | December 31,
(In thousands) |  | 2014 |  | 2013
Deferred tax assets: |  |  |  |
Claims and insurance reserves |  | $ | 36,690 |  |  | $ | 35,200 |
Allowance for doubtful accounts |  | 2,161 |  |  | 1,595 |
Accrued vacation |  | 19,291 |  |  | 14,873 |
Deferred compensation |  | 28,648 |  |  | 22,067 |
Other |  | 12,924 |  |  | 10,648 |
Total deferred tax assets |  | 99,714 |  |  | 84,383 |
Valuation allowance |  | (559 | ) |  | (460 | )
Net deferred tax assets |  | 99,155 |  |  | 83,923 |
Deferred tax liabilities: |  |  |  |
Depreciation and amortization |  | (279,324 | ) |  | (239,971 | )
Unrecognized revenue |  | (9,506 | ) |  | (8,169 | )
Other |  | (1,737 | ) |  | (1,651 | )
Total deferred tax liabilities |  | (290,567 | ) |  | (249,791 | )
Net deferred tax liability |  | $ | (191,412 | ) |  | $ | (165,868 | )
Schedule Of Net Deferred Tax Liability | Our net deferred tax liability consists of the following:
|  | December 31,
(In thousands) |  | 2014 |  | 2013
Current deferred tax asset |  | $ | 29,371 |  |  | $ | 23,249 |
Noncurrent deferred tax liability |  | (220,783 | ) |  | (189,117 | )
Net deferred tax liability |  | $ | (191,412 | ) |  | $ | (165,868 | )

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