S-K 1603(a)(9) Restrictions on Selling Securities	Dec. 15, 2025
Founder Shares [Member]
SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Line Items]
SPAC Sponsor, Description of Expiration Dates of Restrictions [Text Block]	The earlier of (A) six months after the completion of our initial business combination; and (B) subsequent to our initial business combination (x) if the last reported sale price of our Class A ordinary shares equals or exceeds $11.50 per share (as adjusted for share sub-divisions, share dividends, rights issuances, reorganizations, recapitalizations and the like) for any 20 trading days within any 30-trading day period commencing after our initial business combination or (y) the date on which we complete a liquidation, merger, share exchange, reorganization or other similar transaction that results in all of our public shareholders having the right to exchange their ordinary shares for cash, securities or other property.
SPAC Sponsor, Persons and Entities Subject to Restrictions	Silicon Valley Acquisition Sponsor LLC Dan Nash Martin Zinny Madan Menon Adam Nash Matthew Murphy Jackson Fu Pankaj Shah Transfers permitted (a) to (1) the Sponsor’s members, (2) the directors or officers of us, the Sponsor, or the Sponsor’s members, (3) any affiliates or family members of the directors or officers of us, the Sponsor, or the Sponsor’s members, (4) any members or partners of the Sponsor, the Sponsor’s members, or their respective affiliates, or any affiliates of the Sponsor, the Sponsor’s members, or any employees of such affiliates; (b) in the case of an individual, as a gift to such person’s immediate family or to a trust, the beneficiary of which is a member of such person’s immediate family, an affiliate of such person or to a charitable organization; (c) in
SPAC Sponsor, Description of Exceptions to Restrictions [Text Block]	Transfers permitted (a) to (1) the Sponsor’s members, (2) the directors or officers of us, the Sponsor, or the Sponsor’s members, (3) any affiliates or family members of the directors or officers of us, the Sponsor, or the Sponsor’s members, (4) any members or partners of the Sponsor, the Sponsor’s members, or their respective affiliates, or any affiliates of the Sponsor, the Sponsor’s members, or any employees of such affiliates; (b) in the case of an individual, as a gift to such person’s immediate family or to a trust, the beneficiary of which is a member of such person’s immediate family, an affiliate of such person or to a charitable organization; (c) in the case of an individual, by virtue of laws of descent and distribution upon death of such person; (d) in the case of an individual, pursuant to a qualified domestic relations order; (e) in the case of a trust by distribution to one or more permissible beneficiaries of such trust; (f) by private sales or transfers made in connection with any forward purchase agreement or similar arrangement, in connection with an extension of the completion window or in connection with the consummation of a business combination at prices no greater than the price at which the securities were originally purchased; (g) to us for no value for cancellation in connection with the consummation of the initial business combination; (h) in the event of our liquidation prior to our consummation of our initial business combination; (i) by virtue of the laws of the State of Delaware, the Sponsor’s limited
Placement Units and Underlying Securities [Member]
SPAC Sponsor and Affiliates Information, Restrictions on Sale of SPAC Securities [Line Items]
SPAC Sponsor, Description of Expiration Dates of Restrictions [Text Block]	30 days after the completion of our initial business combination
SPAC Sponsor, Persons and Entities Subject to Restrictions	Silicon Valley Acquisition Sponsor LLC
SPAC Sponsor, Description of Exceptions to Restrictions [Text Block]	Same as above.

Silicon Valley Acquisition Corp. S-1/A