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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)
3 Months Ended
Dec. 31, 2012
FAIR VALUE OF FINANCIAL INSTRUMENTS [Abstract]  
Schedule of Fair Value of Financial Instruments
The following table presents financial instruments, other than long-term debt, that we measured at fair value on a recurring basis at December 31, 2012 and September 30, 2012.  See Note 8 for a detailed discussion of our long-term debt.  We have chosen to not measure any of our other financial instruments at fair value as we believe their carrying value approximates their fair value.  We have classified the following assets in accordance with the fair value hierarchy set forth in the applicable standards.  In instances where the inputs used to measure the fair value of an asset fall into more than one level of the hierarchy, we have classified them based on the lowest level input that is significant to the determination of the fair value.

December 31, 2012
 
Level 1
  
Level 2
  
Level 3
  
Total
Fair Value
 
Cash and cash equivalents
 
$
169,619
  
$
-
  
$
-
  
$
169,619
 
Auction rate securities (ARS)
  
-
   
-
   
7,991
   
7,991
 
Other long-term investments
  
1,197
   
-
   
-
   
1,197
 
Total
 
$
170,816
  
$
-
  
$
7,991
  
$
178,807
 

September 30, 2012
 
Level 1
  
Level 2
  
Level 3
  
Total
Fair Value
 
Cash and cash equivalents
 
$
178,459
  
$
-
  
$
-
  
$
178,459
 
Auction rate securities (ARS)
  
-
   
-
   
7,991
   
7,991
 
Other long-term investments
  
1,082
   
-
   
-
   
1,082
 
Total
 
$
179,541
  
$
-
  
$
7,991
  
$
187,532