Description of Business	12 Months Ended
Jun. 30, 2012
Description of Business	A. Description of Business Mercury Computer Systems, Inc. (the “Company” or “Mercury”) designs, manufactures and markets commercially-developed, high-performance embedded, real-time digital signal and image processing sub-systems and software for specialized defense and commercial markets. The Company’s solutions play a critical role in a wide range of applications, processing and transforming sensor data to information for storage, analysis and interpretation. The Company’s goal is to grow and build on its position as a critical component of the defense and intelligence industrial base and be the leading provider of open and affordable sensor processing subsystems for intelligence, surveillance and reconnaissance (“ISR”), electronic warfare (“EW”), and missile defense applications. In military reconnaissance and surveillance platforms, the Company’s sub-systems receive, process, and store real-time radar, video, sonar and signals intelligence data. The Company provides radio frequency (“RF”) and microwave products for enhanced signal acquisitions and communications in military and commercial applications. Additionally, Mercury Federal Systems, the Company’s wholly owned subsidiary, focuses on direct and indirect contracts supporting the defense, intelligence, and homeland security agencies. The Company’s products and solutions address mission-critical requirements within the defense industry for C4ISR (command, control, communications, computers, intelligence, surveillance and reconnaissance) and electronic warfare systems and services, and target several markets including maritime defense, airborne reconnaissance, ballistic missile defense, ground mobile and force protection systems and tactical communications and network systems. The Company delivers commercially developed technology and solutions that are based on open system architectures and widely adopted industry standards, and supports all of this with services and support capabilities.

Description of Business

12 Months Ended

Jun. 30, 2012

A. Description of Business

Mercury Computer Systems, Inc. (the “Company” or “Mercury”) designs, manufactures and markets commercially-developed, high-performance embedded, real-time digital signal and image processing sub-systems and software for specialized defense and commercial markets. The Company’s solutions play a critical role in a wide range of applications, processing and transforming sensor data to information for storage, analysis and interpretation. The Company’s goal is to grow and build on its position as a critical component of the defense and intelligence industrial base and be the leading provider of open and affordable sensor processing subsystems for intelligence, surveillance and reconnaissance (“ISR”), electronic warfare (“EW”), and missile defense applications. In military reconnaissance and surveillance platforms, the Company’s sub-systems receive, process, and store real-time radar, video, sonar and signals intelligence data. The Company provides radio frequency (“RF”) and microwave products for enhanced signal acquisitions and communications in military and commercial applications. Additionally, Mercury Federal Systems, the Company’s wholly owned subsidiary, focuses on direct and indirect contracts supporting the defense, intelligence, and homeland security agencies.

The Company’s products and solutions address mission-critical requirements within the defense industry for C4ISR (command, control, communications, computers, intelligence, surveillance and reconnaissance) and electronic warfare systems and services, and target several markets including maritime defense, airborne reconnaissance, ballistic missile defense, ground mobile and force protection systems and tactical communications and network systems. The Company delivers commercially developed technology and solutions that are based on open system architectures and widely adopted industry standards, and supports all of this with services and support capabilities.