Other Balance Sheet Components (Details) (USD $) In Thousands, unless otherwise specified	Nov. 30, 2012	Nov. 30, 2011
Accrued liabilities:
Compensation and benefits	$ 65,963	$ 76,979
Taxes	25,275	18,503
Current deferred tax liability	3,196	5,743
Other	39,162	27,943
Total accrued liabilities	133,596	129,168
Deferred revenue:
License	25,221	6,820
Service and maintenance	238,255	203,414
Total deferred revenue, current	$ 263,476	$ 210,234