Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v2.4.0.8
Fair Value Measurements (Details) (Recurring [Member], USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Sep. 30, 2012
Assets [Abstract]    
Derivatives $ 3,745 [1] $ 0 [1]
Trading securities 17,215 16,265
Total assets at fair value 20,960 16,265
Liabilities [Abstract]    
Derivatives 4,932 [1] 9,133 [1]
Total liabilities at fair value 4,932 9,133
Level 1 [Member]
    
Assets [Abstract]    
Derivatives 0 [1] 0 [1]
Trading securities 17,215 16,265
Total assets at fair value 17,215 16,265
Liabilities [Abstract]    
Derivatives 0 [1] 0 [1]
Total liabilities at fair value 0 0
Level 2 [Member]
    
Assets [Abstract]    
Derivatives 3,745 [1] 0 [1]
Trading securities 0 0
Total assets at fair value 3,745 0
Liabilities [Abstract]    
Derivatives 4,932 [1] 9,133 [1]
Total liabilities at fair value 4,932 9,133
Level 3 [Member]
    
Assets [Abstract]    
Derivatives 0 [1] 0 [1]
Trading securities 0 0
Total assets at fair value 0 0
Liabilities [Abstract]    
Derivatives 0 [1] 0 [1]
Total liabilities at fair value $ 0 $ 0
[1] Interest rate swaps are valued based on observable market swap rates.