Seasonal Aspects	3 Months Ended
Mar. 23, 2013
Accounting Policies [Abstract]
Seasonal Aspects [Text Block]	Note B - Seasonal Aspects The results of operations for the three month periods ended March 23, 2013 and March 24, 2012 are not necessarily indicative of the results to be expected for the full year.

Disclose the fact that results for an interim period are not indicative of full year results.

No definition available.

Name:	esca_SeasonalAspectsTextBlock
Namespace Prefix:	esca_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration