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Provision for Taxes (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Income Tax Contingency [Line Items]
Income tax at statutory rate	$ 4,255us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	$ 5,840us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	$ (188)us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate
Increase (decrease) in income tax resulting from
State tax expense, net of federal effect	291esca_IncomeTaxReconciliationStateTaxExpense	764esca_IncomeTaxReconciliationStateTaxExpense	509esca_IncomeTaxReconciliationStateTaxExpense
Federal true-ups	55esca_IncomeTaxReconciliationFederalTrueUps	(18)esca_IncomeTaxReconciliationFederalTrueUps	(113)esca_IncomeTaxReconciliationFederalTrueUps
Federal tax credits	(568)us-gaap_IncomeTaxReconciliationTaxCredits	(256)us-gaap_IncomeTaxReconciliationTaxCredits	(247)us-gaap_IncomeTaxReconciliationTaxCredits
Effect of foreign tax rates	(1,107)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential	(362)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential	(94)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential
Valuation allowances (state and foreign)	(1,406)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1,400us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	39us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Goodwill impairment (worldwide)	0esca_IncomeTaxReconciliationGoodwilliImpairment	0esca_IncomeTaxReconciliationGoodwilliImpairment	4,684esca_IncomeTaxReconciliationGoodwilliImpairment
Captive insurance earnings	(398)esca_IncomeTaxReconciliationCaptiveInsuranceEarnings	(390)esca_IncomeTaxReconciliationCaptiveInsuranceEarnings	(379)esca_IncomeTaxReconciliationCaptiveInsuranceEarnings
Incentive stock options	155us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	130us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	152us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost
Foreign exchange gain on sale of Information Security	(898)us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	0us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	0us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation
Other	(40)us-gaap_IncomeTaxReconciliationOtherAdjustments	(225)us-gaap_IncomeTaxReconciliationOtherAdjustments	29us-gaap_IncomeTaxReconciliationOtherAdjustments
Recorded provision for income taxes	$ 339us-gaap_IncomeTaxExpenseBenefitIntraperiodTaxAllocation	$ 6,883us-gaap_IncomeTaxExpenseBenefitIntraperiodTaxAllocation	$ 4,392us-gaap_IncomeTaxExpenseBenefitIntraperiodTaxAllocation

X

- Definition

The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the captive insurance earnings.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to federal true-ups.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the goodwill impairment.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the state tax expense, net of federal effect.

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Amount of gain (loss) from foreign currency exchange rate changes for benefit obligation for plans of a foreign operation whose functional currency is not the reporting currency.

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The sum of income tax expense or benefit for the period that has been allocated among continuing operations, discontinued operations, extraordinary items, other comprehensive income, and items charged or credited directly to shareholders' equity.

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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 increase (decrease) in the valuation allowance for deferred tax assets.

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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 foreign income tax expense (benefit).

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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 adjustments.

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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 credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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