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Fair Value Of Financial Instruments (Tables)
 9 Months Ended
Jun. 30, 2012
Fair Value Disclosures [Abstract]  
Estimated Fair Value Of Financial Instruments
The following table sets forth the estimated fair value of certain financial instruments at June 30, 2012, which are measured and recorded at fair value on a recurring basis:
 
 
June 30, 2012
 
 
 
Fair Value Measurement
 
 
 
Carrying
Amount
 
Level 1
 
Level 2
 
Level 3
 
Estimated
Fair  Value
Interest rate swaps
$
2,716

 
$
—

 
$
2,716

 
$
—

 
$
2,716