Fair Value Disclosures - Summary of Amount by Which Contractual Principal Exceeds Fair Value for Loans and Other Receivables Measured at Fair Value under Fair Value Option (Detail) (USD $) In Thousands, unless otherwise specified	Aug. 31, 2013 Successor [Member]	Nov. 30, 2012 Predecessor [Member]
Financial Instruments Owned:
Loans and other receivables	$ 226,332	$ 256,271
Loans greater than 90 days past due	$ 7,809	$ 10,433