Real Estate and Accumulated Depreciation (Reconciliation) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]
Balance, beginning of year	$ 23,467	$ 23,234	$ 25,241
Improvements	307	233	293
Period increase	23,774	23,467	25,534
Cost of real estate sold	0	0	2,300
Other - write down	2,280	0	0
LEAF deconsolidation	1,866	0	0
Balance, end of year	$ 19,628	$ 23,467	$ 23,234