BUSINESS COMBINATIONS - Pro Forma Adjusted Summary (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
	May 31, 2013	May 31, 2013
Business Combinations [Abstract]
Pro forma adjusted total revenue	$ 250,334	$ 485,870
Pro forma adjusted net income attributable to TIBCO Software Inc.	$ 24,939	$ 42,035
Pro forma adjusted net income per share attributable to TIBCO Software Inc.:
Basic (usd per share)	$ 0.16	$ 0.26
Diluted (usd per share)	$ 0.15	$ 0.25