XML 117 R63.htm IDEA: XBRL DOCUMENT v2.4.0.8
MBS And Other Investments: Other than Temporary Impairment, Credit Losses Recognized in Earnings (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2010
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Roll Forward]        
Beginning balance of credit loss $ 2,084 $ 2,703   $ 3,361
Additions, Credit losses for which OTTI was not previously recognized 2 7 81  
Additions, Additional increases to the amount related to credit loss for which OTTI was previously recognized 33 45 134  
Subtractions, Realized losses previously recorded as credit losses (555) (671) (873)  
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Reductions, Cash Flows 90 0 0  
Ending balance of credit loss $ 1,654 $ 2,084 $ 2,703 $ 3,361