Income Tax Disclosure [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Income Tax Disclosure [Abstract] | |
Schedule of Income before Income Tax, Domestic and Foreign | Income (loss) from continuing operations before income taxes consists of the following components: | | | | | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | 2014 | Domestic | $ | 500,757 |
| | $ | 566,444 |
| | $ | 384,853 |
| Foreign | (45,932 | ) | | 16,350 |
| | 12,175 |
| Total | $ | 454,825 |
| | $ | 582,794 |
| | $ | 397,028 |
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Schedule of Components of Income Tax Expense (Benefit) | Income tax expense attributable to continuing operations consists of the following components: | | | | | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | 2014 | Current expense (benefit): | | | | | | Federal | $ | 120,634 |
| | $ | 146,915 |
| | $ | 111,047 |
| State | 11,252 |
| | 15,713 |
| | 10,882 |
| Foreign | 22,946 |
| | 14,508 |
| | 13,837 |
| | 154,832 |
| | 177,136 |
| | 135,766 |
| Deferred expense (benefit): | | | | | | Federal | 12,140 |
| | 12,563 |
| | 5,036 |
| State | 2,515 |
| | 1,300 |
| | (1,373 | ) | Foreign | (3,013 | ) | | 5,753 |
| | (2,456 | ) | | 11,642 |
| | 19,616 |
| | 1,207 |
| Tax expense (benefit) relating to uncertain tax positions, including accrued interest | (1,612 | ) | | 4,338 |
| | (7,818 | ) | Income tax expense | $ | 164,862 |
| | $ | 201,090 |
| | $ | 129,155 |
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Schedule of Effective Income Tax Rate Reconciliation | A reconciliation of the federal statutory income tax rate to the effective income tax rate is as follows: | | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | 2014 | U.S. federal statutory income tax rate | 35 | % | | 35 | % | | 35 | % | State and local income taxes, net of federal benefit | 2 |
| | 2 |
| | 2 |
| Effect of foreign operations | (1 | ) | | (2 | ) | | (2 | ) | Nontaxable income attributable to noncontrolling interests | (1 | ) | | (1 | ) | | (1 | ) | Changes in the valuation allowance | 5 |
| | 1 |
| | 1 |
| Domestic production activity deduction | (3 | ) | | (3 | ) | | (2 | ) | Tax expense relating to uncertain tax positions, including accrued interest, net of deferred tax benefits | (1 | ) | | 1 |
| | (1 | ) | Other | — |
| | 1 |
| | — |
| Effective income tax rate | 36 | % | | 34 | % | | 32 | % |
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Schedule of Deferred Tax Assets and Liabilities | The tax effects of temporary differences that give rise to significant components of deferred tax assets or liabilities at December 31, 2016 and 2015 are as follows: | | | | | | | | | | December 31, | | 2016 | | 2015 | Deferred Tax Asset (Liability) | | | | Noncurrent | | | | NOLs and tax credit carry forwards | $ | 82,636 |
| | $ | 83,361 |
| Compensation and benefit plans | 49,710 |
| | 45,312 |
| Allowance for doubtful accounts | 421 |
| | 261 |
| Fixed assets and intangible assets | 46,595 |
| | 35,781 |
| Interest rate swap contracts | 2,884 |
| | 2,412 |
| Accrued interest expense | 11,567 |
| | 11,692 |
| Other liabilities | 20,811 |
| | 17,423 |
| Deferred tax asset | 214,624 |
| | 196,242 |
| Valuation allowance | (71,563 | ) | | (54,336 | ) | Net deferred tax asset, noncurrent | 143,061 |
| | 141,906 |
| Prepaid liabilities | (819 | ) | | (820 | ) | Fixed assets and intangible assets | (78,616 | ) | | (70,337 | ) | Investments in partnerships | (177,376 | ) | | (154,215 | ) | Other assets | (23,444 | ) | | (28,750 | ) | Deferred tax liability, noncurrent | (280,255 | ) | | (254,122 | ) | Total net deferred tax liability | $ | (137,194 | ) | | $ | (112,216 | ) |
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Schedule Of Unrecognized Tax Benefits Reconciliation | A reconciliation of the beginning to ending amount of the liability for uncertain tax positions (excluding related accrued interest and deferred tax benefit) is as follows: | | | | | Balance at December 31, 2015 | $ | 20,238 |
| Increases related to current year tax positions | 4,736 |
| Increases related to prior year tax positions | 892 |
| Decreases related to prior year tax positions | (317 | ) | Decreases due to lapse of statute of limitations | (7,484 | ) | Balance at December 31, 2016 | $ | 18,065 |
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