v3.26.3
S-K 1603(a) SPAC Sponsor
Sep. 28, 2026
SPAC Sponsor [Line Items]  
SPAC Sponsor, Affiliate, or Promoter Sponsor
SPAC Sponsor Name Calm Seas Sponsor LLC
SPAC Sponsor Form of Organization Limited Liability Company
SPAC Sponsor Business, General Character [Text Block] Although our sponsor is permitted to undertake any activities permitted under the Cayman Islands Limited Liability Companies Act (As Revised) and other applicable law, its business is focused on investing in our company.
SPAC Sponsor, Compensation [Line Items]  
SPAC Sponsor, Nature of Reimbursement Reimbursement for any out-of-pocket expenses related to identifying, investigating, negotiating and completing an initial business combination. There is no cap or ceiling on the reimbursement of out-of-pocket expenses incurred by such persons in connection with activities on our behalf