Business Combinations (Tables)

6 Months Ended

Apr. 30, 2012

Business Combinations [Abstract]

Total Purchase Consideration And The Preliminary Purchase Price Allocation

	(in thousands)
Cash paid	$	543,437
Fair value of assumed equity awards allocated to purchase consideration		6,797
Total purchase consideration	$	550,234
Goodwill		303,481
Identifiable intangibles assets acquired		184,300
Other assets acquired		115,954
Debt and liabilities assumed		(53,501	)
Total purchase allocation	$	550,234

Business Combination Pro Forma Information

	Three Months Ended April 30,						Six Months Ended April 30,
	2012			2011			2012			2011
	(in thousands)
Revenue	$	436,541	(1)	$	431,709		$	900,666	(1)	$	831,118
Net Income	$	29,833	(2)	$	47,556	(2)	$	77,476	(2)	$	87,602	(2)

(1) Revenues for the three and six months ended April 30, 2012 includes $13.5 million of revenues from Magma since the acquisition date.

(2) 2012 supplemental pro forma net income was adjusted to exclude $30.2 million and $31.8 million of acquisition-related costs during the three and six months ended April 30, 2012, respectively. Corresponding periods of 2011 supplemental pro forma net income were adjusted to include these charges. Disclosure of net income of Magma since the acquisition is impracticable due to the integration of Magma with the Company's operations.