v3.26.3
Commitments and Contingencies - Additional Information (Details)
$ in Millions
 1 Months Ended 9 Months Ended
Mar. 24, 2023
Entity
Dec. 16, 2022
USD ($)
Entity
Prp
Aug. 31, 2017
Entity
Mar. 31, 2016
USD ($)
mi
Sep. 30, 2026
Entity
mi
Oct. 18, 2021
USD ($)
Loss Contingencies [Line Items]            
Number of entities, in addition to Hexcel, who received a directive from the New Jersey Department of Environmental Protection | Prp   84        
Number of identified non governmental potentially responsible parties | Entity     120      
District Court Approval Of Consent Decree Member            
Loss Contingencies [Line Items]            
Number of entities, in addition to Hexcel, who received a directive from the New Jersey Department of Environmental Protection | Entity         48  
New Jersey Requesting Court Approval for Settlement | $   $ 150.0        
Escrow Deposit | $   $ 150.0        
Lower Passaic River            
Loss Contingencies [Line Items]            
Number of entities, in addition to Hexcel, who received a directive from the New Jersey Department of Environmental Protection | Entity   83        
'Length of river to perform a Remedial Investigation/Feasibility Study (“RI/FS”) of environmental conditions | mi         17  
Lower Passaic River | Minimum            
Loss Contingencies [Line Items]            
Portion of the river for which Record of Decision setting forth the EPA's selected remedy (in miles) | mi       8    
Expected cost of capping and dredging of the lower eight miles of the river by EPA | $       $ 970.0   $ 308.7
Lower Passaic River | Maximum            
Loss Contingencies [Line Items]            
Portion of the river for which Record of Decision setting forth the EPA's selected remedy (in miles) | mi       9    
Expected cost of capping and dredging of the lower eight miles of the river by EPA | $       $ 2,070.0   $ 661.5
Unilateral Administrative Order [Member]            
Loss Contingencies [Line Items]            
Number of entities, in addition to Hexcel, who received a directive from the New Jersey Department of Environmental Protection | Entity 38