Commitments and Contingencies (Tables)

3 Months Ended

Jun. 30, 2013

Commitments and Contingencies [Abstract]

Commitments and Guarantees

			Maximum commitment amount as of
(Dollars in millions)			June 30, 2013		March 31, 2013
Commitments:
	Commitments under credit facilities with vehicle and
		industrial equipment dealers	$	7,552	$	7,396
	Less: Funded commitments			6,352		6,290
	Unfunded commitments			1,200		1,106
	Minimum lease commitments			70		74
Total unfunded commitments				1,270		1,180
Guarantees and other contingencies:
	Guarantees of affiliate pollution control and solid waste
		disposal bonds		100		100
Total unfunded commitments and guarantees			$	1,370	$	1,280
Wholesale financing demand note facilities				11,753		11,475
Less: Funded facilities				8,951		8,284
Unfunded wholesale financing demand note facilities			$	2,802	$	3,191

Future Minimum Lease Payments under Non-cancelable Operating Leases

	Future minimum
Years ending March 31,	lease payments
2014	$	14
2015		18
2016		17
2017		12
2018		7
Thereafter		2
Total	$	70