CONDENSED CONSOLIDATED STATEMENT 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
Balances at Sep. 30, 2012	$ (3,129)	$ 61	$ 640,047	$ (643,109)	$ (128)
Balances (in shares) at Sep. 30, 2012		61,146
Increase (Decrease) in Stockholders' Equity
Issuance of common stock, net of offering costs of $5,552	77,823	12	77,811
Issuance of common stock, net of offering costs (in shares)	11,500	11,500
Issuance of restricted stock, net of cancellations	0	0
Issuance of restricted stock, net of cancellations (in shares)		152
Issuance of common stock pursuant to employee stock purchase plan	316	0	316
Issuance of common stock pursuant to employee stock purchase plan (in shares)		49
Exercise of stock appreciation rights	0	0
Exercise of stock appreciation rights (in shares)		13
Stock-based compensation	384		384
Change in treasury shares held for deferred compensation plan obligations, at cost	0		64		(64)
Net loss for the three months ended December 31, 2012	(5,872)			(5,872)
Balances at Dec. 31, 2012	$ 69,522	$ 73	$ 718,622	$ (648,981)	$ (192)
Balances (in shares) at Dec. 31, 2012		72,860