Debt - Future Payment (Details) (USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	$ 3,562.04395
Long-term Debt, Maturities, Repayments of Principal in Year Two	3,504.004
Long-term Debt, Maturities, Repayments of Principal in Year Three	6,708.325
Long-term Debt, Maturities, Repayments of Principal in Year Four	0
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	0
Interest Expense, Long-term Debt	(2)
Long-term Debt	13,772	10,480
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	62.03995
Long-term Debt, Maturities, Repayments of Principal in Year Two	4
Long-term Debt, Maturities, Repayments of Principal in Year Three	0
Long-term Debt, Maturities, Repayments of Principal in Year Four	0
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	0
Interest Expense, Long-term Debt	(2)
Long-term Debt	64	284
Medium-term Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	3,500.004
Long-term Debt, Maturities, Repayments of Principal in Year Two	3,500.004
Long-term Debt, Maturities, Repayments of Principal in Year Three	6,708.325
Long-term Debt, Maturities, Repayments of Principal in Year Four	0
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	$ 0