v3.26.3
Subsequent Events - Armada - Interim - Additional Information (Detail)
Oct. 09, 2026
USD ($)
$ / shares
$ / xrp
shares
Oct. 05, 2026
$ / shares
Oct. 08, 2026
$ / shares
Aug. 12, 2026
$ / shares
Jul. 27, 2026
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
$ / shares
shares
Nov. 04, 2025
$ / shares
Oct. 19, 2025
$ / shares
shares
Sep. 30, 2025
USD ($)
$ / shares
shares
Sep. 09, 2025
$ / shares
Aug. 28, 2025
$ / shares
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares           $ 0.001 $ 0.001     $ 0.001    
Common stock, outstanding (in shares)           1 1     1    
Armada Acquisition Corp. II                        
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares                     $ 0.10  
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares           $ 11.50     $ 11.50 $ 11.50    
Common stock, outstanding (in shares)                 0      
Deferred underwriting fee payable | $           $ 9,200,000       $ 9,200,000    
Armada Acquisition Corp. II | Class A ordinary shares                        
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares           $ 0.0001       $ 0.0001   $ 0.0001
Common stock, outstanding (in shares)           710,000     120,000 710,000    
Armada Acquisition Corp. II | Class B ordinary shares                        
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares           $ 0.0001       $ 0.0001   $ 0.0001
Common stock, outstanding (in shares)           7,880,000     2,364,000 7,880,000    
Subsequent Event | Armada Acquisition Corp. II                        
Subsequent Event [Line Items]                        
Shares issued, price per share (usd per share) | $ / shares               $ 2.36609        
Exercisable period from closing of IPO   12 months                    
Warrant exercisability waiting period   30 days                    
Warrant exercise price (in usd per share) | $ / shares   $ 11.50                    
Warrant conversion ratio     0.5                  
Class of warrant or right, exercise price of warrants or rights (in usd per share) | $ / shares $ 11.50               $ 11.50      
Shares redeemed (in shares) 18,463,753                      
Redemption price (in usd per share) | $ / shares $ 10.49                      
Value of shares redeemed | $ $ 193,599,920                      
Trust Account funds released | $ 47,564,385                      
Net tangible asset amount required | $ $ 5,000,001                      
Adjustment factor 0.423264965                      
Closing XRP price | $ / xrp 1.43069                      
Signing XRP price | $ / xrp 2.36609                      
Adjustment factor, fixed value 0.7                      
Underwriting commissions forgiven due to redemptions | $ $ 7,385,501                      
Underwriting commissions paid at closing | $ 1,814,499                      
Underwriter expense reimbursement received | $ $ 453,625                      
Public shares not redeemed (in shares) 4,536,247                      
Subsequent Event | Armada Acquisition Corp. II | Class A ordinary shares                        
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares     $ 0.0001                  
Common stock, outstanding (in shares)                 120,000      
Shares forfeited for cancellation (in shares) 230,694                      
Shares forfeited for no consideration (in shares) 400,000                      
Subsequent Event | Armada Acquisition Corp. II | Class B ordinary shares                        
Subsequent Event [Line Items]                        
Common stock, par value (in usd per share) | $ / shares     $ 0.0001                  
Common stock, outstanding (in shares)                 2,364,000      
Shares forfeited for cancellation (in shares) 4,544,672                      
Shares forfeited for no consideration (in shares) 7,880,000                      
Subsequent Event | Armada Acquisition Corp. II | Public Shares                        
Subsequent Event [Line Items]                        
Common stock, outstanding (in shares) 4,536,247                      
Subsequent Event | Armada Acquisition Corp. II | Private placement warrants                        
Subsequent Event [Line Items]                        
Shares forfeited for cancellation (in shares) 115,347                      
Shares forfeited for no consideration (in shares) 200,000                      
Subsequent Event | Notes Payable, Other Payables | Armada Acquisition Corp. II | Arrington XRP Capital Fund LP                        
Subsequent Event [Line Items]                        
Aggregate borrowings outstanding | $         $ 135,000              
Series C Subscription Agreement | Subsequent Event | Armada Acquisition Corp. II                        
Subsequent Event [Line Items]                        
Shares issued, price per share (usd per share) | $ / shares       $ 10.00                
Advance Funding Subscription Agreements | Subsequent Event | Armada Acquisition Corp. II                        
Subsequent Event [Line Items]                        
Shares issued, price per share (usd per share) | $ / shares       $ 10.00