U.S. Pension Benefits | Non-U.S. Pension Benefits | U.S. Postretirement Medical Benefits | ||||||||||||||||||||||
(In Millions) | 2013 | 2012 | 2013 | 2012 | 2013 | 2012 | ||||||||||||||||||
Beginning projected benefit obligation | $ | 1,742 | $ | 1,480 | $ | 1,412 | $ | 1,121 | $ | 484 | $ | 369 | ||||||||||||
Service cost | 119 | 98 | 78 | 64 | 27 | 30 | ||||||||||||||||||
Interest cost | 67 | 69 | 60 | 52 | 20 | 17 | ||||||||||||||||||
Actuarial (gain) loss | (746 | ) | 108 | 121 | 172 | (56 | ) | 75 | ||||||||||||||||
Other | (45 | ) | (13 | ) | 24 | 3 | 34 | (7 | ) | |||||||||||||||
Ending projected benefit obligation | $ | 1,137 | $ | 1,742 | $ | 1,695 | $ | 1,412 | $ | 509 | $ | 484 |