Name:	esca_AdjustmentsForNetIncomeImpact
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

The aggregate amount of amortization charged against earnings in the period to allocate the cost of assets over their estimated remaining economic lives.

No definition available.

Name:	esca_AmortizationOfGoodwill
Namespace Prefix:	esca_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount refers to amortization adjustment of goodwill, before tax effect.

No definition available.

Name:	esca_GoodwillAmortizationAdjustments
Namespace Prefix:	esca_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount refers to amortization adjustment of goodwill, tax effect.

No definition available.

Name:	esca_GoodwillAmortizationAdjustmentsTax
Namespace Prefix:	esca_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.