On September 24, 2009, the Department of Defense (DOD) announced its proposed strategy for conducting a new competition between Boeing and a team consisting of Northrop Grumman and the European Aeronautic Defense and Space Company (EADS, the parent company of Airbus) for a program to build 179 new KC-X aerial refueling tankers for the Air Force. The estimated total value of the 179-aircraft KC-X program is roughly $35 billion.