Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income	$ 286	$ 282
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,484	3,439
Recognition of deferred income	(1,142)	(951)
Provision for credit losses	156	212
Amortization of deferred costs	310	307
Foreign currency and other adjustments to the carrying value of debt, net	(748)	1,035
Net losses (gains) from investments in marketable securities	41	(42)
Net change in:
Derivative assets	12	(11)
Other assets and accrued interest	76	(154)
Deferred income taxes	81	224
Derivative liabilities	25	(30)
Other liabilities	167	11
Net cash provided by operating activities	2,748	4,322
Cash flows from investing activities:
Purchase of investments in marketable securities	(798)	(5,757)
Proceeds from sales of investments in marketable securities	71	1,248
Proceeds from maturities of investments in marketable securities	1,908	4,107
Acquisition of finance receivables	(12,322)	(12,638)
Collection of finance receivables	12,035	12,004
Net change in wholesale and certain working capital receivables	781	1,651
Acquisition of investments in operating leases	(8,680)	(8,612)
Disposals of investments in operating leases	5,808	4,938
Long term loans to affiliates	(200)	0
Payments of long term loans from affiliates	20	0
Net change in financing support provided to affiliates	0	232
Other, net	(19)	(37)
Net cash used in investing activities	(1,396)	(2,864)
Cash flows from financing activities:
Proceeds from issuance of debt	15,032	11,707
Payments on debt	(12,380)	(11,380)
Net change in commercial paper	(2,029)	(1,371)
Net change in financing support provided by affiliates	(3)	11
Net cash provided by (used in) financing activities	620	(1,033)
Net increase in cash and cash equivalents and restricted cash and cash equivalents	1,972	425
Cash and cash equivalents and restricted cash and cash equivalents at the beginning of the period	4,759	5,285
Cash and cash equivalents and restricted cash and cash equivalents at the end of the period	6,731	5,710
Supplemental disclosures:
Interest paid, net	1,048	851
Income taxes paid, net	$ 15	$ 85