S-K 1602(b)(6) Prospectus Summary, Sponsor Compensation - Crane Harbor Sponsor II, LLC [Member] |
Nov. 26, 2025
USD ($)
$ / shares
shares
|
|---|---|
| SPAC Prospectus Summary, Sponsor Compensation [Line Items] | |
| Sponsor Compensation Amount | $ 30,000 |
| Class B Ordinary Shares [Member] | |
| SPAC Prospectus Summary, Sponsor Compensation [Line Items] | |
| Securities Issued or to be Issued, Shares (in Shares) | shares | 9,583,333 |
| Price Paid or to be Paid for Securities, Total Amount | $ 25,000 |
| Private Placement Units [Member] | |
| SPAC Prospectus Summary, Sponsor Compensation [Line Items] | |
| Securities Issued or to be Issued, Shares (in Shares) | shares | 550,000 |
| Price Paid or to be Paid for Securities, Total Amount | $ 5,500,000 |
| Working Capital Loans [Member] | |
| SPAC Prospectus Summary, Sponsor Compensation [Line Items] | |
| Sponsor Compensation Amount | $ 2,500,000 |
| Price Paid or to be Paid for Securities, Per Share (in Dollars per share) | $ / shares | $ 10 |