CONSOLIDATED STATEMENTS OF CHANGES IN PERMANENT STOCKHOLDERS' EQUITY (USD $) In Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]	Total
Balance at Sep. 30, 2008	$ 97	$ 53,948	$ (13)	$ 10,265	$ (1,294)	$ 3,325	$ 66,328
Balance (in shares) at Sep. 30, 2008	9,689				909
Stock options exercised	3	745	0	0	0	0	748
Stock options exercised (in shares)	300				0
Change in temporary equity	0	547	0	0	0	0	547
Issuance of warrants	0	539	0	0	0	0	539
Purchase of treasury shares	0	0	0	0	(1,486)	0	(1,486)
Purchase of treasury shares (in shares)	0				304
Cancelled treasury shares	(11)	(2,769)	0	0	2,780	0
Cancelled treasury shares (in shares)	(1,109)				(1,213)
Stock-based compensation	0	96	0	0	0	0	96
Record derivative liability	0	1,424	0	0	0	0	1,424
Payments to noncontrolling interests	0	0	0	0	0	(300)	(300)
Change in available-for-sale securities	0	0	13	0	0	0	13
Comprehensive income	0	0	0	0	0	0	5,515
Net income (loss)	0	0	0	5,208	0	294	5,502
Balance at Sep. 30, 2009	89	54,530	0	15,473	0	3,319	73,411
Balance (in shares) at Sep. 30, 2009	8,880				0
Stock options exercised	0	56	0	0	0	0	56
Stock options exercised (in shares)	20				0
Change in temporary equity	0	1,045	0	0	0	0	1,045
Change in temporary equity (in shares)	29				0
Common stock issued for debt and interest	9	7,454	0	0	0	0	7,463
Common stock issued for debt and interest (in shares)	895				0
Issuance of warrants	0	435	0	0	0	0	435
Purchase of treasury shares	0	0	0	0	(1,599)	0	(1,599)
Purchase of treasury shares (in shares)	0				198
Cancelled treasury shares	0	(1,599)	0	0	1,599	0
Cancelled treasury shares (in shares)	(58)				(198)
Stock-based compensation	0	405	0	0	0		405
Payments to noncontrolling interests	0	0	0	0	0	(265)	(265)
Net income (loss)	0	0	0	(7,958)	0	260	(7,698)
Balance at Sep. 30, 2010	98	62,326	0	7,515	0	3,314	73,253
Balance (in shares) at Sep. 30, 2010	9,766				0
Stock options exercised	0	189	0	0	0	0	189
Stock options exercised (in shares)	25				0
Change in temporary equity	0	518	0	0	0	0	518
Common stock issued for debt and interest	0	270	0	0	0	0	270
Common stock issued for debt and interest (in shares)	26				0
Settlement of lawsuit	1	1,399	0	0	0	0	1,400
Settlement of lawsuit (in shares)	70				0
Purchase of treasury shares	0	0	0	0	(3,267)	0	(3,267)
Purchase of treasury shares (in shares)	0				415
Cancelled treasury shares	(3)	(3,264)	0	0	3,267	0
Cancelled treasury shares (in shares)	(283)				(415)
Stock-based compensation	0	8	0	0	0		8
Payments to noncontrolling interests	0	0	0	0	0	(216)	(216)
Change in available-for-sale securities			10				10
Comprehensive income							8,067
Net income (loss)	0	0	0	7,846	0	211	8,057
Balance at Sep. 30, 2011	$ 96	$ 61,446	$ 10	$ 15,361	$ 0	$ 3,309	$ 80,222
Balance (in shares) at Sep. 30, 2011	9,604				0