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Leases
12 Months Ended
Sep. 30, 2011
Leases [Abstract] 
Leases
 
(10)   Leases
 
We are obligated under various noncancelable operating leases for office facilities, model homes and equipment. Rental expense under these agreements, which is included in general and administrative expenses, amounted to approximately $11.0 million, $10.3 million and $12.2 million for the years ended September 30, 2011, 2010 and 2009, respectively. This rental expense excludes expense related to our discontinued operations. As of September 30, 2011, future minimum lease payments under noncancelable operating lease agreements are as follows (in thousands):
 
         
Year Ending September 30,      
 
2012
  $ 6,085  
2013
    5,338  
2014
    2,257  
2015
    1,508  
2016
    689  
Thereafter
    65  
         
Total
  $ 15,942