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Property and Equipment (Tables)
12 Months Ended
Sep. 30, 2011
Property and Equipment [Abstract]  
Major classifications of property and equipment
                                                 
    September 30,  
    2011     2010  
    (In thousands)  
    Carrying     Accumulated     Net Book     Carrying     Accumulated     Net Book  
    Amount     Depreciation     Value     Amount     Depreciation     Value  
Land
  $ 4     $     $ 4     $     $     $  
Buildings and improvements
    88,263       (53,094 )     35,169       78,997       (47,851 )     31,146  
Furniture and equipment
    85,654       (52,562 )     33,092       70,419       (44,209 )     26,210  
Software
    28,653       (23,238 )     5,415       25,128       (21,871 )     3,257  
Construction in progress
    4,818             4,818       1,680             1,680  
 
                                   
Total
  $ 207,392     $ (128,894 )   $ 78,498     $ 176,224     $ (113,931 )   $ 62,293