Condensed Consolidated Statements of Operations (Unaudited) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Financial expenses, net interest expense attributable to related parties	$ 5	$ 148

Financial expenses, net interest expense attributable to related parties.

No definition available.

Name:	cyrn_FinancialExpensesNetInterestExpenseAttributableToRelatedParties
Namespace Prefix:	cyrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration