Acquisitions (Tables)

12 Months Ended

Jul. 31, 2011

Acquisitions [Abstract]

Fair value of net intangible assets acquired

Fair value of Radyne net tangible assets acquired	$ 66,296,000
Fair value adjustments to net tangible assets:
Acquisition-related restructuring liabilities (See Note 7)	(2,713,000)
Inventory step-up	1,520,000
Deferred tax assets, net	441,000
Fair value of net tangible assets acquired	65,544,000
Adjustments to record intangible assets at fair value:		Estimated Useful Lives
In-process research and development	6,200,000	Expensed immediately
Customer relationships	29,600,000	10 years
Technologies	19,900,000	7 to 15 years
Trademarks and other	5,700,000	2 to 20 years
Goodwill	124,873,000	Indefinite
Deferred tax liabilities	(20,424,000)
Fair value of net intangible assets acquired	165,849,000
Aggregate purchase price	$231,393,000