VARIABLE INTEREST ENTITIES, Primary Beneficiary - Aggregate Assets and LIabilities (Details) $ in Thousands	Jun. 30, 2015 USD ($) investor Fund	Sep. 30, 2014 USD ($) investor Fund
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Number of Investors with a Guaranteed Return on their Investment | investor	1	1
LIHTC funds - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	$ 147,377	$ 179,050
Aggregate liabilities	40,353	60,180
Guaranteed LIHTC fund - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	71,895	74,798
Aggregate liabilities	$ 2,180	$ 0
Number of multiinvestor tax credit funds in which RJTCF is the managing member | Fund	1	1
Restricted stock trust fund - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	$ 9,974	$ 6,608
Aggregate liabilities	9,974	6,608
EIF funds - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	4,383	6,041
Aggregate liabilities	0	0
Total VIEs - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	233,629	266,497
Aggregate liabilities	$ 52,507	$ 66,788