VARIABLE INTEREST ENTITIES, Primary Beneficiary - Aggregate Assets and LIabilities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015 investor	Sep. 30, 2014 investor
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Number of Investors with a Guaranteed Return on their Investment	1	1
LIHTC funds - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	156,603	179,050
Aggregate liabilities	49,467	60,180
Guaranteed LIHTC fund - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	73,151	74,798
Aggregate liabilities	2,101	0
Number of multiinvestor tax credit funds in which RJTCF is the managing member	1	1
Restricted stock trust fund - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	9,727	6,608
Aggregate liabilities	9,727	6,608
EIF funds - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	5,559	6,041
Aggregate liabilities	0	0
Total VIEs - primary beneficiary
Variable interest entity, consolidated, aggregate assets and liabilities [Abstract]
Aggregate assets	245,040	266,497
Aggregate liabilities	61,295	66,788