v3.26.1
Reverse Recapitalization - Schedule of Reverse Recapitalization (Details) - shares
Mar. 31, 2026
Dec. 31, 2025
Schedule of Reverse Recapitalization [Line Items]    
Shares 297,993,837 1
% of Voting 100.00%  
Shares, diluted 346,032,251  
% of Voting, diluted 100.00%  
Old Xanadu Shareholders [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares 257,684,899  
% of Voting 86.50%  
Shares, diluted 257,684,899  
% of Voting, diluted 74.50%  
PIPE Investors [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares 27,500,000  
% of Voting 9.20%  
Shares, diluted 27,500,000  
% of Voting, diluted 7.90%  
SPAC Public Shareholders [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares 3,211,605  
% of Voting 1.00%  
Shares, diluted 3,211,605  
% of Voting, diluted 0.90%  
SPAC Private Placement Shareholders [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares 2,264,000  
% of Voting 0.80%  
Shares, diluted 2,264,000  
% of Voting, diluted 0.70%  
SPAC Sponsor Shares [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares [1] 7,333,333  
% of Voting [1] 2.50%  
Shares, diluted [1] 7,333,333  
% of Voting, diluted [1] 2.10%  
Old Xanadu Options [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares, diluted 47,360,480  
% of Voting, diluted 13.70%  
Old Xanadu Warrants [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares, diluted 677,934  
% of Voting, diluted 0.20%  
Xanadu Class A Multiple Voting Shares [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares 254,709,401  
% of Voting 85.50%  
Xanadu Class B Subordinate Voting Shares [Member]    
Schedule of Reverse Recapitalization [Line Items]    
Shares [1] 43,284,436  
% of Voting [1] 14.50%  
[1] Includes 1,100,000 Earn-out Shares subject to forfeiture. Refer to the section below for additional information.