(in millions) | Fair Value At December 31, 2013 | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) | Significant Other Observable Inputs (Level 2) | Significant Unobservable Inputs (Level 3) | |||||||||||
Assets: | |||||||||||||||
Foreign exchange contracts | $ | 153 | $ | — | $ | 153 | $ | — | |||||||
Pension plan assets | 6,871 | 5,164 | 1,707 | — | |||||||||||
Total assets | $ | 7,024 | $ | 5,164 | $ | 1,860 | $ | — | |||||||
Liabilities: | |||||||||||||||
Debt | $ | 26,141 | $ | 25,961 | $ | 180 | |||||||||
Foreign exchange contracts | 116 | — | 116 | — | |||||||||||
Total liabilities | $ | 26,257 | $ | 25,961 | $ | 296 | $ | — | |||||||
(in millions) | Fair Value At December 31, 2012 | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1) | Significant Other Observable Inputs (Level 2) | Significant Unobservable Inputs (Level 3) | |||||||||||
Assets: | |||||||||||||||
Foreign exchange contracts | $ | 160 | $ | — | $ | 160 | $ | — | |||||||
Pension plan assets(a) | 5,911 | 4,419 | 1,492 | — | |||||||||||
Total assets | $ | 6,071 | $ | 4,419 | $ | 1,652 | $ | — | |||||||
Liabilities: | |||||||||||||||
Debt | $ | 22,719 | $ | 22,316 | $ | 403 | $ | — | |||||||
Foreign exchange contracts | 55 | — | 55 | — | |||||||||||
Total liabilities | $ | 22,774 | $ | 22,316 | $ | 458 | $ | — | |||||||
(a) Mutual funds in the amount of $1,363 million were transferred from Level 2 to Level 1 because they are actively traded on a daily basis. | |||||||||||||||