Raytheon Company together with its subsidiaries, is a technology company specializing in defense, homeland security and other government markets worldwide. The Company provides electronics, mission systems integration and other capabilities in the areas of sensing, effects, and command, control, communications and intelligence systems (C3I), as well as a range of mission support services. It serves both domestic and international customers, principally as a prime contractor on a portfolio of defense and related programs for government customers. The Company operates in six business segments: Integrated Defense Systems (IDS); Intelligence and Information Systems (IIS); Missile Systems (MS); Network Centric Systems (NCS); Space and Airborne Systems (SAS), and Technical Services (TS). On January 31, 2011, the Company acquired Raytheon Applied Signal Technology, Inc. (RAST). Effective June 27, 2013, Raytheon Co acquired Visual Analytics Inc.