MINERAL PROPERTY (Narrative) (Details)	Feb. 25, 2022 USD ($)
Esmeralda County Nevada [Member]
Mineral Industries [Line Items]
Cash considaration	$ 10,500

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.

Name:	enrt_MineralIndustriesLineItems
Namespace Prefix:	enrt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration