v3.25.2
Note 3 - Revenue Recognition - Disaggregated Revenue (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Sales $ 798 $ 799 $ 1,510 $ 1,576
Gas Utilities [Member]        
Sales 299 287 572 552
Downstream, Industrial and Energy Transition [Member]        
Sales 223 256 443 523
Production and Transmission Infrastructure [Member]        
Sales 276 256 495 501
UNITED STATES        
Sales 658 677 1,249 1,344
UNITED STATES | Gas Utilities [Member]        
Sales 299 287 572 552
UNITED STATES | Downstream, Industrial and Energy Transition [Member]        
Sales 162 188 324 390
UNITED STATES | Production and Transmission Infrastructure [Member]        
Sales 197 202 353 402
International [Member]        
Sales 140 122 261 232
International [Member] | Gas Utilities [Member]        
Sales 0 0 0 0
International [Member] | Downstream, Industrial and Energy Transition [Member]        
Sales 61 68 119 133
International [Member] | Production and Transmission Infrastructure [Member]        
Sales $ 79 $ 54 $ 142 $ 99