Goodwill (Details Narrative ) $ in Millions	Apr. 03, 2021 USD ($)
Inventories
Goodwill, net	$ 76.9

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

No definition available.

Name:	eml_GoodwillNet
Namespace Prefix:	eml_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant