v3.26.1
Fair Value Measurements (Details) - 401(K) AND EMPLOYEE STOCK OWNERSHIP PLAN - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Fair Value Measurements    
Total investments $ 2,234,426,721 $ 2,294,293,957
Total fair value    
Fair Value Measurements    
Total investments 307,116,832 368,929,230
Total fair value | Mutual Funds    
Fair Value Measurements    
Total investments 130,769,055 139,788,717
Total fair value | Ball Corporation Common Stock    
Fair Value Measurements    
Total investments 176,347,777 229,140,513
Level 1    
Fair Value Measurements    
Total investments 307,116,832 368,929,230
Level 1 | Mutual Funds    
Fair Value Measurements    
Total investments 130,769,055 139,788,717
Level 1 | Ball Corporation Common Stock    
Fair Value Measurements    
Total investments 176,347,777 229,140,513
Collective investment trusts (measured at net asset value)    
Fair Value Measurements    
Total investments $ 1,927,309,889 $ 1,925,364,727