Business Combinations (Narrative) (Details) (USD $)	12 Months Ended			0 Months Ended	12 Months Ended	0 Months Ended	12 Months Ended		1 Months Ended		3 Months Ended
	Nov. 30, 2013	Nov. 30, 2012	Nov. 30, 2011	Sep. 13, 2013 Extended Results, Inc.	Nov. 30, 2013 Extended Results, Inc.	Jun. 03, 2013 StreamBase Systems	Nov. 30, 2013 StreamBase Systems	Mar. 25, 2013 Maporama Solutions	Apr. 30, 2012 LogLogic, Inc.	Apr. 10, 2012 LogLogic, Inc.	May 31, 2013 Loglogic	Feb. 28, 2013 Loglogic	Aug. 30, 2011 Nimbus Partners Limited	Nov. 30, 2012 Loyalty Lab, Inc.	Dec. 07, 2010 Loyalty Lab, Inc.
Business Acquisition [Line Items]
Price paid for acquisition				$ 21,000,000
Acquisition related and other	1,509,000	2,672,000	1,840,000	300,000
Acquisitions, net of cash acquired	74,898,000	132,209,000	63,610,000			49,700,000			131,600,000
Acquisition related expenses						500,000		300,000		700,000			1,000,000		400,000
Goodwill adjusted for the acquisition		5,131,000			13,589,000		26,546,000				400,000	(2,300,000)
Cash paid to acquire outstanding shares													42,000,000		23,500,000
Goodwill adjustment related to acquisition														$ (400,000)