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Income Taxes - Summary of Differences Between Provision for Income Taxes and Income Taxes Computed Using Federal Income Tax Rate (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Income Tax Disclosure [Abstract] | |||
| Amount computed using the statutory rate | $ 19,655us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ 24,739us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ 10,282us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate |
| State income taxes, net of federal tax benefit | 691us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 1,063us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 463us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes |
| Qualified domestic production activity deduction | (1,698)us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities | (1,797)us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities | (1,522)us-gaap_IncomeTaxReconciliationDeductionsQualifiedProductionActivities |
| Other items | 386us-gaap_IncomeTaxReconciliationOtherReconcilingItems | (232)us-gaap_IncomeTaxReconciliationOtherReconcilingItems | 342us-gaap_IncomeTaxReconciliationOtherReconcilingItems |
| Total Income Tax Expense | $ 19,034us-gaap_IncomeTaxExpenseBenefit | $ 23,773us-gaap_IncomeTaxExpenseBenefit | $ 9,565us-gaap_IncomeTaxExpenseBenefit |
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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