v3.26.1
NON-CONTROLLING INTERESTS - Additional Information (Details) - shares
Jun. 30, 2026
Jun. 05, 2026
Noncontrolling Interest [Line Items]    
Common units owned (in shares) 262,906,073 262,906,073
Class B | Continuing Common Unitholders    
Noncontrolling Interest [Line Items]    
Common units owned (in shares) 226,771,877 228,107,842
Interest in Quantinuum Holdings held by Quantinuum Inc. (as a percentage) 86.30% 86.80%
Class A | Quantinuum Inc.    
Noncontrolling Interest [Line Items]    
Common units owned (in shares) 36,134,196 34,798,231
Interest in Quantinuum Holdings held by Quantinuum Inc. (as a percentage) 13.70% 13.20%