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Statements of Operations (Unaudited) (Parenthetical)	4 Months Ended
	Sep. 30, 2024 shares
Income Statement [Abstract]
Shares subject to forfeiture	225,000

X

- Definition

Shares subject to forfeiture.

+ References

No definition available.

+ Details

Name:	CAPN_SharesSubjectToForfeiture
Namespace Prefix:	CAPN_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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