Goodwill and Intangible Assets (Goodwill) (Details) (USD $)	0 Months Ended	3 Months Ended
	Dec. 15, 2011	May 31, 2012	Nov. 30, 2011
Goodwill [Line Items]
Impairment on goodwill	$ 0	$ 0
Goodwill		257,625,000	257,824,000	[1]
Application Development Platforms [Member]
Goodwill [Line Items]
Goodwill	61,100,000
Enterprise Business Solutions [Member]
Goodwill [Line Items]
Goodwill	96,300,000
Enterprise Data Solutions [Member]
Goodwill [Line Items]
Goodwill	$ 100,400,000

[1] The November 30, 2011 balance sheet has been revised to reflect purchase accounting measurement period adjustments (Note 6).