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Stock Compensation (Tables)
9 Months Ended
Jun. 30, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Compensation costs included in net income
 
Three Months Ended
June 30,
 
Nine Months Ended
June 30,
 
2012
 
2011
 
2012
 
2011
 
(In thousands)
Gross compensation costs
$
1,953

 
$
1,508

 
$
5,191

 
$
11,536

Income tax benefits
(650
)
 
(499
)
 
(1,666
)
 
(3,952
)
Net compensation expense
$
1,303

 
$
1,009

 
$
3,525

 
$
7,584