CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (NET CAPITAL DEFICIENCY) (USD $) In Thousands, unless otherwise specified	Total	Common stock	Capital in excess of par value	Retained earnings (accumulated deficit)	Treasury stock and other
Balances at Sep. 30, 2009	$ 324,720	$ 60	$ 629,451	$ (301,458)	$ (3,333)
Balances (in shares) at Sep. 30, 2009		60,245
Increase (Decrease) in Stockholders' Equity
Issuance of restricted stock, net of cancellations	0	0
Issuance of restricted stock, net of cancellations (in shares)		191
165 shares of treasury stock transferred to employee stock purchase plan, at cost	614		(1,433)		2,047
Issuance of common stock pursuant to employee stock purchase plan	138	0	138
Issuance of common stock pursuant to employee stock purchase plan (in shares)		54
Stock-based compensation	5,015		5,015
Other comprehensive income, net of taxes - cash flow hedge and foreign currency translation adjustments	936				936
Net loss	(49,482)			(49,482)
Balances at Sep. 30, 2010	281,941	60	633,171	(350,940)	(350)
Balances (in shares) at Sep. 30, 2010		60,490
Increase (Decrease) in Stockholders' Equity
Issuance of restricted stock, net of cancellations	0	0
Issuance of restricted stock, net of cancellations (in shares)		186
Issuance of common stock pursuant to employee stock purchase plan	719	1	718
Issuance of common stock pursuant to employee stock purchase plan (in shares)		250
Exercise of stock appreciation rights	0	0
Exercise of stock appreciation rights (in shares)		21
Stock-based compensation	3,658		3,658
Other	339				339
Net loss	(229,921)			(229,921)
Balances at Sep. 30, 2011	56,736	61	637,547	(580,861)	(11)
Balances (in shares) at Sep. 30, 2011		60,947
Increase (Decrease) in Stockholders' Equity
Issuance of common stock pursuant to employee stock purchase plan	635	0	635
Issuance of common stock pursuant to employee stock purchase plan (in shares)		212
Restricted stock cancellations	0	0
Restricted stock cancellations (in shares)		(13)
Stock-based compensation	1,737		1,737
Change in treasury shares held for deferred compensation plan obligation, at cost	0		128		(128)
Other	11				11
Net loss	(62,248)			(62,248)
Balances at Sep. 30, 2012	$ (3,129)	$ 61	$ 640,047	$ (643,109)	$ (128)
Balances (in shares) at Sep. 30, 2012		61,146