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v2.4.1.9

Significant Portions of Deferred Tax Assets and Deferred Tax Liabilities (Detail) (USD $) In Thousands, unless otherwise specified | Jan. 02, 2015 | Jan. 03, 2014
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Deferred tax assets: |  |
Accrued liabilities and allowances | $ 17,244 us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals | $ 15,539 us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals
Deferred compensation | 26,873 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits | 22,373 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits
Other | 28 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther | 0 us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther
Total deferred tax assets | 44,145 us-gaap_DeferredTaxAssetsGross | 37,912 us-gaap_DeferredTaxAssetsGross
Deferred tax liabilities: |  |
State taxes | (1,717)expo_DeferredTaxLiabilitiesStateTaxes | (1,519)expo_DeferredTaxLiabilitiesStateTaxes
Deductible goodwill | (2,978)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill | (2,925)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill
Property, equipment and leasehold improvements | (459)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | (622)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment
Unrealized gain of deferred compensation plan assets | (3,377)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities | (3,215)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
Other | 0 us-gaap_DeferredTaxLiabilitiesOther | (394)us-gaap_DeferredTaxLiabilitiesOther
Total deferred tax liabilities | (8,531)us-gaap_DeferredTaxLiabilities | (8,675)us-gaap_DeferredTaxLiabilities
Net deferred tax assets | $ 35,614 us-gaap_DeferredTaxAssetsLiabilitiesNet | $ 29,237 us-gaap_DeferredTaxAssetsLiabilitiesNet

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