| ($ in millions) | |||||||||||||
| Defined Benefit | Nonpension Postretirement | ||||||||||||
| Pension Plans | Benefit Plans | ||||||||||||
| U.S. Plans | Non-U.S. Plans | U.S. Plan | Non-U.S. Plans | ||||||||||
| Net loss | $ | 1,076 | $ | 1,461 | $ | — | $ | 11 | |||||
| Prior service costs/(credits) | 10 | (127) | (7) | (6) | |||||||||
| Transition (assets)/liabilities | — | 0 | — | 0 | |||||||||