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Restructuring (Tables)
 12 Months Ended
Sep. 30, 2012
United States Restructuring [Member]
  
Restructuring Cost and Reserve [Line Items]  
Schedule of Restructuring Reserve
Below is listed a summary of the restructuring charges and other activity within the restructuring accrual (in thousands):
 
Employee
Termination
Costs
 
Other
 
Total
Balance at September 30, 2011
$
—

 
$
—

 
$
—

Restructuring charge
568

 
395

 
963

Payments
(555
)
 
(287
)
 
(842
)
Balance at September 30, 2012
13

 
108

 
121
Breisach Restructuring [Member]
  
Restructuring Cost and Reserve [Line Items]  
Schedule of Restructuring Reserve
Below is listed a summary of the restructuring charges and other activity within the restructuring accrual (in thousands):
 
Employee
Termination
Costs
 
Other
 
Total
Balance at September 30. 2010
$
—

 
$
—

 
$
—

Restructuring charge
148

 
76

 
224

Foreign currency fluctuation
(3
)
 
(1
)
 
(4
)
Balance at September 30, 2011
145

 
75

 
220

Restructuring charge
336

 
—

 
336

Payments
(459
)
 
(46
)
 
(505
)
Reversals
(13
)
 
(27
)
 
(40
)
Foreign currency fluctuation
(9
)
 
(2
)
 
(11
)
Balance at September 30, 2012
$
—

 
$
—

 
$
—