Income Taxes - Total Income Taxes Allocated (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Feb. 28, 2013	Nov. 30, 2013	Nov. 30, 2015	Nov. 30, 2014
Successor [Member]
Income Tax Contingency [Line Items]
Income tax expense		$ 94,686	$ 18,898	$ 142,061
Stockholders’ equity, for compensation expense for tax purposes (in excess of)/less than amounts recognized for financial reporting purposes		$ (2,873)	$ 5,935	$ (1,276)
Predecessor [Member]
Income Tax Contingency [Line Items]
Income tax expense	$ 48,645
Stockholders’ equity, for compensation expense for tax purposes (in excess of)/less than amounts recognized for financial reporting purposes	$ 17,965