Fair Value Disclosures - Summary of Gains (Losses) Due to Changes in Instrument Specific Credit Risk for Loans and Other Receivables and Loan Commitments Measured at Fair Value under Fair Value Option (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]
Financial instruments owned:
Loans and other receivables		$ 15,327	$ (17,389)	$ (24,785)
Successor [Member] | Loans [Member]
Financial Instruments Sold:
Loan commitments		(32)	(162)	(585)
Successor [Member] | Loan commitments [Member]
Financial Instruments Sold:
Loan commitments		$ (1,007)	$ 7,502	$ (15,459)
Predecessor [Member]
Financial instruments owned:
Loans and other receivables	$ 3,924
Predecessor [Member] | Loans [Member]
Financial Instruments Sold:
Loan commitments	0
Predecessor [Member] | Loan commitments [Member]
Financial Instruments Sold:
Loan commitments	$ (2,746)