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Acquisition (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Acquisitions        
Net sales $ 365,397 $ 322,787 $ 1,021,808 $ 952,560
Net loss after taxes (26,774) (22,106) (70,961) (69,230)
Abraxas Corporation
       
Acquisitions        
Net sales     56,600 30,500
Net loss after taxes     $ 1,700 $ 1,000