DERIVATIVE INSTRUMENTS (Narrative) (Details) (USD $)	12 Months Ended							12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011 contracts	Sep. 30, 2010	Sep. 30, 2012 Commercial Finance Investment Entities [Member]	Sep. 30, 2011 Commercial Finance Investment Entities [Member]	Sep. 30, 2012 LEAF [Member]	Sep. 30, 2012 LEAF [Member] Cash Flow Hedging [Member]	Sep. 30, 2011 LEAF [Member] Swap [Member] contracts	Oct. 31, 2011 LEAF [Member] Swap [Member] contracts
Derivative [Line Items]
Accumulated other comprehensive income (loss), net unrealized losses	$ 22,000	$ 222,000	$ 171,000	$ 9,000	$ 41,000	$ 13,000		$ 181,000
Accumulated other comprehensive income (loss), net unrealized losses, tax benefit	17,000	326,000	(1,481,000)	6,000	28,000	9,000		223,000
Number of contracts		4						4	4
Gain (loss) on hedge ineffectiveness		0			0
Number of contracts terminated									3
Net liability position, net of accrued interest							404,000
Cash collateral posted as security for unfunded liability							$ 300,000