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Income Taxes (Details) (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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| Current [Abstract] | |||
| Federal | $ 7,889us-gaap_CurrentFederalTaxExpenseBenefit | $ 12,654us-gaap_CurrentFederalTaxExpenseBenefit | $ 14,782us-gaap_CurrentFederalTaxExpenseBenefit |
| State | 1,486us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 2,544us-gaap_CurrentStateAndLocalTaxExpenseBenefit | 2,959us-gaap_CurrentStateAndLocalTaxExpenseBenefit |
| Current Total | 9,375us-gaap_CurrentIncomeTaxExpenseBenefit | 15,198us-gaap_CurrentIncomeTaxExpenseBenefit | 17,741us-gaap_CurrentIncomeTaxExpenseBenefit |
| Deferred [Abstract] | |||
| Federal | 2,595us-gaap_DeferredFederalIncomeTaxExpenseBenefit | (848)us-gaap_DeferredFederalIncomeTaxExpenseBenefit | (999)us-gaap_DeferredFederalIncomeTaxExpenseBenefit |
| State | 488us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | (26)us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit | (254)us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit |
| Deferred Total | 3,083us-gaap_DeferredIncomeTaxExpenseBenefit | (874)us-gaap_DeferredIncomeTaxExpenseBenefit | (1,253)us-gaap_DeferredIncomeTaxExpenseBenefit |
| Provision for income taxes | 12,458us-gaap_IncomeTaxExpenseBenefit | 14,324us-gaap_IncomeTaxExpenseBenefit | 16,488us-gaap_IncomeTaxExpenseBenefit |
| Effective Income Tax Reconciliation [Abstract] | |||
| Tax at statutory federal income tax rate | 11,531us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | 13,410us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | 15,348us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate |
| Increases (decreases) in tax resulting from: [Abstract] | |||
| State taxes, net of federal tax benefit | 1,486us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 1,630us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 1,901us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes |
| Permanent differences, net | (516)us-gaap_IncomeTaxReconciliationNondeductibleExpense | (685)us-gaap_IncomeTaxReconciliationNondeductibleExpense | (522)us-gaap_IncomeTaxReconciliationNondeductibleExpense |
| Other, net | (43)us-gaap_IncomeTaxReconciliationTaxCreditsOther | (31)us-gaap_IncomeTaxReconciliationTaxCreditsOther | (239)us-gaap_IncomeTaxReconciliationTaxCreditsOther |
| Provision for income taxes | 12,458us-gaap_IncomeTaxExpenseBenefit | 14,324us-gaap_IncomeTaxExpenseBenefit | 16,488us-gaap_IncomeTaxExpenseBenefit |
| Components of Deferred Tax Assets and Liabilities [Abstract] | |||
| Current deferred tax assets | 1,834us-gaap_DeferredTaxAssetsNetCurrent | 863us-gaap_DeferredTaxAssetsNetCurrent | |
| Noncurrent deferred tax assets | 0us-gaap_DeferredTaxAssetsNetNoncurrent | 2,545us-gaap_DeferredTaxAssetsNetNoncurrent | |
| Net deferred tax assets | 200us-gaap_DeferredTaxAssetsLiabilitiesNet | 3,408us-gaap_DeferredTaxAssetsLiabilitiesNet | |
| Gross deferred tax assets [Abstract] | |||
| Deferred compensation and accrued paid leave | 6,992us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences | 6,805us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences | |
| Accrued expenses | 1,276us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities | 1,489us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities | |
| Stock-based compensation | 592us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost | 510us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost | |
| Interest rate swaps | 0us-gaap_DeferredTaxAssetsHedgingTransactions | 125us-gaap_DeferredTaxAssetsHedgingTransactions | |
| Reserves for contract disallowances | 287us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves | 326us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves | |
| Acquisition related expenses | 982vsec_DeferredTaxAssetsTaxDeferredExpenseAcquisitionRelatedExpenses | 603vsec_DeferredTaxAssetsTaxDeferredExpenseAcquisitionRelatedExpenses | |
| Capitalized inventory | 589us-gaap_DeferredTaxAssetsInventory | 409us-gaap_DeferredTaxAssetsInventory | |
| Other | 5us-gaap_DeferredTaxAssetsOther | 0us-gaap_DeferredTaxAssetsOther | |
| Total gross deferred tax assets | 10,723us-gaap_DeferredTaxAssetsGross | 10,267us-gaap_DeferredTaxAssetsGross | |
| Gross deferred tax liabilities [Abstract] | |||
| Depreciation | (2,830)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | (3,237)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | |
| Deferred revenues | (2,676)vsec_DeferredTaxLiabilitiesDeferredRevenues | (1,921)vsec_DeferredTaxLiabilitiesDeferredRevenues | |
| Intangible assets | (5,017)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets | (1,701)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets | |
| Gross deferred tax liabilities | (10,523)us-gaap_DeferredIncomeTaxLiabilities | (6,859)us-gaap_DeferredIncomeTaxLiabilities | |
| Net deferred tax assets | $ 200us-gaap_DeferredTaxAssetsLiabilitiesNet | $ 3,408us-gaap_DeferredTaxAssetsLiabilitiesNet | |
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- Definition
Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from hedging transactions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after allocation of valuation allowances of noncurrent deferred tax asset attributable to deductible temporary differences and carryforwards. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensated absences (includes, but not limited to, sick and personal days). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from other reserves not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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
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 nondeductible expenses. 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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- 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 other tax credits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from acquisition-related expenses. No definition available.
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from deferred revenues. No definition available.
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- Details
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