Earning per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Numerator:
Numerator for basic and diluted earnings per share from continuing operations - income (loss) from continuing operations	$ 2,042	$ 2,031	$ (29,466)	$ (130,599)
Numerator for basic and diluted earnings per share from discontinued operations - loss from discontinued operations, net of income taxes	(15,078)	(8,379)	(27,876)	(52,590)
Net loss	$ (13,036)	$ (6,348)	$ (57,342)	$ (183,189)
Denominator:
Denominator for basic earnings per share - weighted-average shares outstanding (in shares)	60,931	60,474	60,871	60,408
Effect of dilutive securities - shares issuable upon exercise of SARs and options and vesting of restricted stock (in shares)	494	0	0	0
Denominator for diluted earnings per share - weighted-average shares outstanding after assumed exercises and vesting (in shares)	61,425	60,474	60,871	60,408
Basic and diluted earnings (loss) per share from continuing operations (in dollars per share)	$ 0.03	$ 0.04	$ (0.48)	$ (2.16)
Basic and diluted loss per share from discontinued operations (in dollars per share)	$ (0.24)	$ (0.14)	$ (0.46)	$ (0.87)
Earnings (loss) per share, basic and diluted, total (in dollars per share)	$ (0.21)	$ (0.10)	$ (0.94)	$ (3.03)
SARs
Statement
Anti-dilutive securities not considered in diluted EPS calculation (in shares)	2,243	2,931	3,432	2,825
Stock Options
Statement
Anti-dilutive securities not considered in diluted EPS calculation (in shares)	1,367	1,568	1,423	1,717
Restricted Stock
Statement
Anti-dilutive securities not considered in diluted EPS calculation (in shares)	0	0	55	70