Consolidated Statements of Comprehensive Income Statement (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	May 31, 2013	May 31, 2012	May 31, 2013	May 31, 2012
Net income	$ 22,440	$ 13,740	$ 35,953	$ 30,879
Other comprehensive income:
Foreign currency translation, net of tax benefit of $13	0	(20)
Amortization of terminated interest rate swap, net of tax benefit of $213 and $212, respectively	165	165	329	328
Comprehensive income	22,605	13,885	36,282	31,207
Foreign currency translation, net of tax benefit	0	13
Amortization of interest rate swap, net of tax benefit	$ 106	$ 106	$ 212	$ 213