Business Combinations (Maporama Acquisition) (Details) (USD $) In Thousands, unless otherwise specified	Nov. 30, 2013	Nov. 30, 2012		Nov. 30, 2011	Mar. 25, 2013 Maporama Solutions
Business Acquisition [Line Items]
Cash					$ 396
Other assets					302
Identifiable intangible assets					4,900
Goodwill	582,091	532,290	[1]	451,821	6,508
Liabilities					(4,160)
Deferred Revenue					(351)
Deferred income tax liabilities, net					(658)
Total preliminary purchase price					$ 6,937

[1] Pursuant to the business combinations accounting guidance, we record goodwill adjustments for the effect on goodwill changes to net assets acquired during the measurement period (up to one year from the date of an acquisition). Goodwill adjustments were not significant to our previously reported operating results or financial position.