Consolidated Statement of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income	$ 477	$ 465
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	866	848
Recognition of deferred income	(288)	(304)
Provision for credit losses	16	(203)
Amortization of deferred costs	135	140
Foreign currency and other adjustments to the carrying value of debt, net	(346)	853
Net gain from sale of investments in marketable securities	(3)	(12)
Net change in:
Restricted cash	19	26
Derivative assets	(129)	(369)
Other assets (Note 8) and accrued income	(23)	110
Deferred income taxes	282	274
Derivative liabilities	(17)	(19)
Other liabilities	40	54
Net cash provided by operating activities	1,029	1,863
Cash flows from investing activities:
Purchase of investments in marketable securities	(1,912)	(1,828)
Proceeds from sales of investments in marketable securities	89	257
Proceeds from maturities of investments in marketable securities	1,666	1,224
Acquisition of finance receivables (excluding wholesale)	(6,436)	(5,450)
Collection of finance receivables (excluding wholesale)	5,744	5,669
Net change in wholesale receivables	(1,183)	2,123
Acquisition of investments in operating leases	(2,455)	(1,899)
Disposals of investments in operating leases	1,366	1,537
Advances to affiliates	(1,080)	(812)
Repayments from affiliates	1,520	1,138
Other, net	(2)	(4)
Net cash (used in) provided by investing activities	(2,683)	1,955
Cash flows from financing activities:
Proceeds from issuance of debt (excluding commercial paper)	3,900	2,830
Payments on debt (excluding commercial paper)	(2,954)	(3,821)
Net change in commercial paper	3,388	(2,232)
Advances from affiliates	0	2
Repayments to affiliates	(2,014)	(14)
Net cash provided by (used in) financing activities	2,320	(3,235)
Net increase in cash and cash equivalents	666	583
Cash and cash equivalents at the beginning of the period	5,060	6,830
Cash and cash equivalents at the end of the period	5,726	7,413
Supplemental disclosures:
Interest paid	346	416
Income taxes received, net	$ (1)	$ (128)