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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2016
Income Tax Disclosure [Abstract] |
Components of Provision for Income Taxes | The components of the provision for income taxes from continuing operations for the years ended December 31, 2016, 2015 and 2014 are as follows (in thousands):
| 2016 |  | 2015 |  | 2014
Current |  |  |  |  |
Federal | $ | 13,648 |  |  | $ | 13,641 |  |  | $ | 7,889 |
State | 2,379 |  |  | 2,352 |  |  | 1,486 |
| 16,027 |  |  | 15,993 |  |  | 9,375 |
Deferred |  |  |  |  |  |  |  |
Federal | (983 | ) |  | 73 |  |  | 2,595 |
State | (163 | ) |  | 11 |  |  | 488 |
| (1,146 | ) |  | 84 |  |  | 3,083 |
Provision for income taxes | $ | 14,881 |  |  | $ | 16,077 |  |  | $ | 12,458 |
Effective Income Tax Reconciliation | The differences between the amount of tax computed at the federal statutory rate of 35% and the provision for income taxes from continuing operations for the years ended December 31, 2016, 2015 and 2014 are as follows (in thousands):
| 2016 |  | 2015 |  | 2014
Tax at statutory federal income tax rate | $ | 14,586 |  |  | $ | 14,348 |  |  | $ | 11,531 |
Increases (decreases) in tax resulting from: |  |  |  |  |  |  |  |
State taxes, net of federal tax benefit | 1,599 |  |  | 1,683 |  |  | 1,486 |
Permanent differences, net | (974 | ) |  | 88 |  |  | (516 | )
Other, net | (330 | ) |  | (42 | ) |  | (43 | )
Provision for income taxes | $ | 14,881 |  |  | $ | 16,077 |  |  | $ | 12,458 |
Deferred Tax Assets and Liabilities | The tax effect of temporary differences representing deferred tax assets and liabilities as of December 31, 2016 and 2015 are as follows (in thousands):
| 2016 |  | 2015
Gross deferred tax assets |  |  |
Deferred compensation and accrued paid leave | $ | 7,602 |  |  | $ | 6,943 |
Accrued expenses | 1,933 |  |  | 2,228 |
Stock-based compensation | 803 |  |  | 765 |
Interest rate swaps | — |  |  | 47 |
Reserve for contract disallowances | 90 |  |  | 119 |
Acquisition-related expenses | 452 |  |  | 503 |
Capitalized inventory | 1,104 |  |  | 1,080 |
State operating loss carryforward | 283 |  |  | — |
Tax credit carryforward | 155 |  |  | — |
Legal settlements | 614 |  |  | — |
Other | 65 |  |  | 3 |
Total gross deferred tax assets | 13,101 |  |  | 11,688 |
Gross deferred tax liabilities |  |  |
Interest rate swaps | (28 | ) |  | — |
Depreciation | (3,522 | ) |  | (3,912 | )
Deferred revenues | (2,291 | ) |  | (2,189 | )
Goodwill and intangible assets | (37,132 | ) |  | (37,111 | )
Total gross deferred tax liabilities | (42,973 | ) |  | (43,212 | )
Net deferred tax liabilities | $ | (29,872 | ) |  | $ | (31,524 | )

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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=65882285&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=65882285&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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