v3.25.2
Cover
Jul. 08, 2025
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 08, 2025
Entity File Number 001-42662
Entity Registrant Name Oyster Enterprises II Acquisition Corp
Entity Central Index Key 0002042182
Entity Tax Identification Number 61-2218657
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One 801 Brickell Avenue
Entity Address, Address Line Two 8th Floor
Entity Address, City or Town Miami
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33131
City Area Code 786
Local Phone Number 744-7720
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Units, each consisting of one Class A ordinary share and one right  
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one right
Trading Symbol OYSEU
Security Exchange Name NASDAQ
Class A ordinary shares, par value $0.0001 per share  
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share
Trading Symbol OYSE
Security Exchange Name NASDAQ
Rights, each right entitling the holder to receive one-tenth (1/10) of one Class A ordinary share upon the consummation of an initial business combination  
Title of 12(b) Security Rights, each right entitling the holder to receive one-tenth (1/10) of one Class A ordinary share
Trading Symbol OYSER
Security Exchange Name NASDAQ