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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2017
Income Taxes |
Schedule of components of the provision for income taxes | The components of the provision for income taxes are as follows (in thousands):
|  | 2017 |  | 2016 |  | 2015 |
Current provision (benefit) |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 21,509 |  | $ | 4,726 |  | $ | 26,948 |
State |  |  | 3,371 |  |  | 5,423 |  |  | 3,640 |
Foreign |  |  | (188) |  |  | 92 |  |  | 362 |
|  |  | 24,692 |  |  | 10,241 |  |  | 30,950 |
Deferred provision (benefit) |  |  |  |  |  |  |  |  |  |
Federal |  |  | 1,958 |  |  | 11,560 |  |  | (7,099) |
State |  |  | 1,219 |  |  | (727) |  |  | 155 |
Foreign |  |  | (36) |  |  | 72 |  |  | (60) |
|  |  | 3,141 |  |  | 10,905 |  |  | (7,004) |
Change in valuation allowance |  |  | 600 |  |  | — |  |  | — |
Total |  | $ | 28,433 |  | $ | 21,146 |  | $ | 23,946 |
Schedule of reconciliation of income tax expense compared to the amount of income tax expense that would result by applying U.S. federal statutory income tax rate to pre-tax income |
|  | 2017 |  | 2016 |  | 2015 |
U.S. federal statutory income tax rate |  | 35.0 % |  | 35.0 % |  | 35.0 % |
State taxes, net of federal income tax impact |  | 2.9 % |  | 6.4 % |  | 4.2 % |
Foreign tax credit |  | 0.0 % |  | (0.4)% |  | (0.5)% |
Canadian income tax (benefit) provision |  | (0.2)% |  | 0.4 % |  | 0.5 % |
Domestic production activities deduction |  | (2.3)% |  | (1.1)% |  | (3.9)% |
Nondeductible meals & entertainment |  | 2.8 % |  | 5.4 % |  | 5.1 % |
Other items |  | (0.7)% |  | (1.5)% |  | (1.0)% |
Effective tax rate excluding the impact of the Tax Act and income attributable to noncontrolling interests |  | 37.5 % |  | 44.2 % |  | 39.4 % |
Deferred tax liability remeasurement benefit from the Tax Act |  | (9.3)% |  | 0.0 % |  | 0.0 % |
Effective tax rate excluding income attributable to noncontrolling interests |  | 28.2 % |  | 44.2 % |  | 39.4 % |
Impact of income from noncontrolling interests on effective tax rate |  | (1.2)% |  | (0.9)% |  | (0.2)% |
Effective tax rate |  | 27.0 % |  | 43.3 % |  | 39.2 % |
Schedule of tax effect of temporary differences that give rise to deferred income taxes | The tax effect of temporary differences that give rise to deferred income taxes for the years ended December 31, 2017 and 2016 are as follows (in thousands):
|  | 2017 |  | 2016 |
Deferred tax assets: |  |  |  |  |  |  |
Accrued compensation |  | $ | 3,323 |  | $ | 5,804 |
Accrued workers compensation |  |  | 6,197 |  |  | 9,855 |
Capital loss carryforward |  |  | — |  |  | 1,077 |
Foreign tax credit |  |  | 1,456 |  |  | 1,349 |
Insurance reserves |  |  | 2,544 |  |  | 3,248 |
Loss reserves |  |  | 2,215 |  |  | 4,841 |
Pension liability |  |  | — |  |  | 1,979 |
State income taxes |  |  | 2,233 |  |  | 2,011 |
Other |  |  | 202 |  |  | 288 |
Total deferred tax assets |  |  | 18,170 |  |  | 30,452 |
Deferred tax liabilities |  |  |  |  |  |  |
Depreciation and amortization |  |  | (30,555) |  |  | (38,327) |
Prepaid expenses and other |  |  | (586) |  |  | (1,955) |
Total deferred tax liabilities |  |  | (31,141) |  |  | (40,282) |
Valuation allowance |  |  | (600) |  |  | — |
Net deferred tax liabilities |  | $ | (13,571) |  | $ | (9,830) |
Schedule of reconciliation of the beginning and ending amounts and aggregate changes in the balance of unrecognized tax benefits | A reconciliation of the beginning and ending and aggregate changes in the gross balances of unrecognized tax benefits for each period is as follows (in thousands):
|  | 2017 |  | 2016 |  | 2015 |
Beginning balance |  | $ | — |  | $ | — |  | $ | 456 |
Increases in balances for tax positions taken during the current year |  |  | 592 |  |  | — |  |  | — |
Increases in balances for tax positions taken during prior years |  |  | — |  |  | — |  |  | — |
Settlements and effective settlements with tax authorities |  |  | — |  |  | — |  |  | (456) |
Lapse of statute of limitations |  |  | — |  |  | — |  |  | — |
Total |  | $ | 592 |  | $ | — |  | $ | — |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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