Indebtedness (Schedule Of Long-Term Debt Maturities) (Details) (USD $)	Sep. 30, 2014
Maturities of Long-term Debt [Abstract]
Remainder of fiscal 2015	$ 125,000	[1]
March 31, 2016	250,302,000	[1]
March 31, 2017	608,209,000	[1]
March 31, 2018	325,095,000	[1]
March 31, 2019	0	[1]
Thereafter	825,000,000	[1]
Total maturities of long-term debt	2,008,731,000	[1]
Senior notes, net [Member]
Maturities of Long-term Debt [Abstract]
Unamortized discounts	$ 1,600,000

[1] Outstanding borrowings under the Securitization Agreement at September 30, 2014 are reflected as maturing at the agreement’s expiration on December 5, 2016.The Company’s senior notes are reflected in the debt maturity schedule at their maturity values rather than their carrying values, which are net of aggregate discounts of $1.6 million at September 30, 2014.