v3.25.2
S-K 1602(b)(6) Prospectus Summary, Sponsor Compensation - SilverBox Sponsor V LLC [Member]
Aug. 18, 2025
USD ($)
shares
Warrants [Member]  
SPAC Prospectus Summary, Sponsor Compensation [Line Items]  
Securities Issued or to be Issued, Shares | shares 195,000
Price Paid or to be Paid for Securities, Total Amount | $ $ 1,950,000
Common Class B [Member]  
SPAC Prospectus Summary, Sponsor Compensation [Line Items]  
Securities Issued or to be Issued, Shares | shares 5,750,000
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 | shares 195,000
Price Paid or to be Paid for Securities, Total Amount | $ $ 1,950,000