Debt (Tables)

3 Months Ended

Jun. 30, 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
	June 30,		March 31,			June 30,		March 31,
(Dollars in millions)	2014		2014			2014		2014
Commercial paper	$	25,524	$	27,709		0.17	%	0.18	%
Unsecured notes and loans payable		51,496		49,075		1.96	%	1.99	%
Secured notes and loans payable		9,112		8,158		0.54	%	0.54	%
Carrying value adjustment		428		425
Total debt	$	86,560	$	85,367		1.28	%	1.26	%