Consolidated Statement of Changes in Shareholders' Equity (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2009
Balance,	$ 300,971	$ 281,547	$ 292,698	$ 315,465
Comprehensive loss	18,574	(11,742)	(21,315)
Cash proceeds from options	4	(35)
Cash settlement of restricted shares		(23)	(144)
Restricted stock liability reclass			(240)
Restricted stock expense			349
Stock option expense	833	399	1,506
Difference between compensation and change in liability for restricted stock awards	13	215	138
Cumulative effect of change in accounting principle			(3,061)
Common Stock [Member]
Balance,	344	344	344	344
Additional Paid-in Capital [Member]
Balance,	481,743	480,893	480,302	494,311
Cash proceeds from options	4
Cash settlement of restricted shares		(23)	(144)
Restricted stock liability reclass			(240)
Restricted stock expense			349
Stock option expense	833	399	1,506
Difference between compensation and change in liability for restricted stock awards	13	215	138
Cumulative effect of change in accounting principle			(15,618)
Accumulated Other Comprehensive Income (Loss) [Member]
Balance,	(45,827)	(41,549)	(33,381)	(18,405)
Comprehensive loss	(4,278)	(8,168)	(14,976)
Retained Earnings [Member]
Balance,	(135,289)	(158,141)	(154,567)	(160,785)
Comprehensive loss	22,852	(3,574)	(6,339)
Cumulative effect of change in accounting principle			$ 12,557