Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Financing revenues:
Operating lease	$ 2,068	$ 1,946	$ 6,065	$ 5,762
Retail	498	468	1,462	1,383
Dealer	140	123	424	346
Total financing revenues	2,706	2,537	7,951	7,491
Depreciation on operating leases	1,778	1,722	5,178	4,994
Interest expense	428	701	1,328	1,305
Net financing revenues	500	114	1,445	1,192
Insurance earned premiums and contract revenues	220	202	657	594
Investment and other income, net	63	52	165	133
Realized gains, net on investments in marketable securities	3	157	45	240
Net financing revenues and other revenues	786	525	2,312	2,159
Expenses:
Provision for credit losses	108	183	320	396
Operating and administrative	323	325	973	921
Insurance losses and loss adjustment expenses	100	92	316	272
Total expenses	531	600	1,609	1,589
Income (loss) before income taxes	255	(75)	703	570
(Benefit) provision for income taxes	(2,821)	(29)	(2,655)	212
Net income (loss)	$ 3,076	$ (46)	$ 3,358	$ 358