Major Customers/Suppliers (Details)	12 Months Ended
Mar. 31, 2013 item
Major customers/suppliers
Minimum number of hospitals from which sales were generated	350
Number of hospital customers	0
Maximum percentage of total sales contributed by a single customer	3.00%
New Deantronics, Inc.
Major customers/suppliers
Percentage of purchases accounted for by a major supplier	13.00%

Represents the percentage of purchases generated from a single external supplier that accounts for 10 percent or more of an entity's purchases.

No definition available.

Name:	ecia_EntityWidePurchasesMajorSupplierPercentage
Namespace Prefix:	ecia_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration