v3.26.1
Commitments & Contingencies - Additional Information (Details)
 4 Months Ended
Jun. 30, 2026
USD ($)
Day
$ / shares
shares
Commitments and Contingencies [Line Items]  
Conversion of stock, conversion ratio one-for-one
Conversion of stock, par value per share $ 0.0001
Common stock issuable as closing consideration description $10.00. Each OHBP Shareholder will receive a number of shares of New OHB Common Stock equal to the Exchange Ratio (as defined in the Business Combination Agreement) multiplied by the number of OHBP Shares held by such OHBP Shareholder.
Proceeds from issuance of common stock | $ $ 25,000
Backstop Agreement [Member]  
Commitments and Contingencies [Line Items]  
Backstop committed shares | shares 7,500,000
Backstop subscription price per share $ 10
Maximum backstop funding commitment amount | $ $ 75,000,000
Subscription Agreement [Member]  
Commitments and Contingencies [Line Items]  
PIPE purchase price per share $ 10
Per share exercise price 0.0001
Purchase price per Pre-Funded Warrant $ 10
Proceeds from issuance of common stock | $ $ 55,000,000
Investor Rights Agreement [Member]  
Commitments and Contingencies [Line Items]  
Resale registration statement filing deadline in days | Day 30
OHBP SAFEs [Member]  
Commitments and Contingencies [Line Items]  
Debt instrument, face amount | $ $ 45,000,000
Bearing interest rate 8.00%
Underwriting Agreement [Member]  
Commitments and Contingencies [Line Items]  
Underwriting discount per share $ 0.1
Underwriting discount | $ $ 750,000
Deferred underwriting commission per share $ 0.3
Deferred underwriting commission | $ $ 2,250,000