BANK DEPOSITS, Schedule Maturities of Certificates of Deposit (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Sep. 30, 2014
Scheduled maturities of certificates of deposit, denominations greater than or equal to $100,000 [Abstract]
Three months or less	$ 8,631	$ 11,761
Over three through six months	9,127	9,067
Over six through twelve months	15,917	15,809
Over one through two years	46,987	33,366
Over two through three years	17,555	45,842
Over three through four years	58,808	35,362
Over four through five years	62,053	55,556
Total certificates of deposit, denominations greater than or equal to 100,000	219,078	206,763
Scheduled maturities of certificates of deposit, denominations less than 100,000 [Abstract]
Three months or less	8,928	9,482
Over three through six months	12,614	10,317
Over six through twelve months	14,311	21,002
Over one through two years	35,468	27,722
Over two through three years	13,742	33,529
Over three through four years	19,563	11,301
Over four through five years	26,959	24,587
Total certificates of deposit, denominations less than 100,000	$ 131,585	$ 137,940