Commitment and Contingencies - Additional Information (Detail)

v2.4.0.8

Commitment and Contingencies - Additional Information (Detail)	12 Months Ended
	Nov. 30, 2013
Minimum [Member]
Commitment And Contingencies [Line Items]
Employee agreements period	1 year
Maximum [Member]
Commitment And Contingencies [Line Items]
Employee agreements period	2 years