v3.25.4
Statement of Changes in Shareholders' Deficit (Parentheticals)
12 Months Ended
Dec. 31, 2025
shares
Ordinary Shares | Class A
Sale of private placement units (in Shares)
640,000
X
- Definition
Represent the number of sale of private placement unit.
+ References
No definition available.
+ Details
Name:
chacu_StockIssuedDuringPeriodSharesSaleOfPrivatePlacementUnits
Namespace Prefix:
chacu_
Data Type:
xbrli:sharesItemType
Balance Type:
na
Period Type:
duration
X
- Details
Name:
us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: