Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Nov. 30, 2016	Nov. 30, 2015
OPERATING ACTIVITIES:
Net earnings	$ 474,367	$ 482,401
Adjustments to reconcile net earnings to net cash used in operating activities
Depreciation and amortization	125,654	100,504
Share-based compensation expense	72,026	45,284
Provision for loan losses	104,249	70,165
Provision for cancellation reserves	51,768	61,048
Deferred income tax benefit	(584)	(8,322)
Other	2,118	3,007
Net decrease (increase) in:
Accounts receivable, net	40,168	49,160
Inventory	(238,146)	(66,396)
Other current assets	(5,802)	12,397
Auto loan receivables, net	(900,675)	(952,974)
Other assets	1,193	268
Net decrease in:
Accounts payable, accrued expenses and other current liabilities and accrued income taxes	(5,240)	(109,243)
Other liabilities	(64,222)	(68,878)
NET CASH USED IN OPERATING ACTIVITIES	(343,126)	(381,579)
INVESTING ACTIVITIES:
Capital expenditures	(315,543)	(240,835)
Proceeds from sales of assets	728	1,520
Increase in restricted cash from collections on auto loan receivables	(13,211)	(22,064)
Increase in restricted cash in reserve accounts	(11,663)	(8,383)
Release of restricted cash from reserve accounts	8,083	5,907
Purchases of money market securities, net	(3,482)	(6,106)
Purchases of trading securities	(3,442)	(4,759)
Sales of trading securities	318	101
NET CASH USED IN INVESTING ACTIVITIES	(338,212)	(274,619)
FINANCING ACTIVITIES:
Increase (decrease) in short-term debt, net	452	(749)
Proceeds from issuances of long-term debt	1,660,600	1,137,300
Payments on long-term debt	(1,484,900)	(583,300)
Cash paid for debt issuance costs	(12,568)	(3,104)
Payments on finance and capital lease obligations	(8,407)	(13,310)
Issuances of non-recourse notes payable	7,235,000	7,430,805
Payments on non-recourse notes payable	(6,299,802)	(6,565,516)
Repurchase and retirement of common stock	(464,352)	(816,181)
Equity issuances	34,554	44,855
Excess tax benefits from share-based payment arrangements	7,080	31,138
NET CASH PROVIDED BY FINANCING ACTIVITIES	667,657	661,938
(Decrease) increase in cash and cash equivalents	(13,681)	5,740
Cash and cash equivalents at beginning of year	37,394	27,606
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 23,713	$ 33,346