XML 27 R57.htm IDEA: XBRL DOCUMENT v2.4.0.8
Loans Receivable and Allowance for Loan Losses - Schedule of Allowance for Loan Losses (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2013
Sep. 30, 2012
Receivables [Abstract]    
Available funds for reimbursement $ 2.9 $ 4.1