Debt (Tables)

3 Months Ended

Dec. 31, 2014

Debt [Abstract]

Debt and Related Weighted Average Contractual Interest Rates

Note 9 – Debt
Debt and the related weighted average contractual interest rates are summarized as follows:
					Weighted average
						contractual interest rates
	December 31,		March 31,			December 31,		March 31,
(Dollars in millions)	2014		2014			2014		2014
Commercial paper	$	27,485	$	27,709		0.19	%	0.18	%
Unsecured notes and loans payable		51,029		49,075		1.90	%	1.99	%
Secured notes and loans payable		9,335		8,158		0.57	%	0.54	%
Carrying value adjustment		105		425
Total debt	$	87,954	$	85,367		1.22	%	1.26	%