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SHORT-TERM BANK DEPOSITS (Narrative) (Details)	6 Months Ended
	Jun. 30, 2024
Short Term Bank Deposits [Abstract]
Interest rate	5.80%

X

- Definition

Represents the bear interest rate.

+ References

No definition available.

+ Details

Name:	eltk_BearInterestRate
Namespace Prefix:	eltk_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	eltk_ShortTermBankDepositsAbstract
Namespace Prefix:	eltk_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration