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Long-term Deposits (Narrative) (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Long-term Investments [Abstract]
Percentage of average annual interest rates	4.45%	1.14%

X

- Definition

Represents the percentage of annual interest rates.

+ References

No definition available.

+ Details

Name:	camt_PercentageOfAverageAnnualInterestRates
Namespace Prefix:	camt_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_LongTermInvestmentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration