CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities:
Net earnings	$ 107,978	$ 115,776	$ 119,356
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities:
Depreciation and amortization	29,596	25,928	18,589
Provision for credit losses	2,981	1,204	666
Share-based compensation expense	9,996	9,731	7,825
Deferred taxes	3,413	(2,656)	2,083
Net gain on disposal of property, equipment, and operating lease equipment	(1,474)	(491)	(3,479)
Changes in:
Accounts receivable	168,996	(104,039)	(78,679)
Inventories	29,364	104,781	(88,097)
Financing receivables—net	(138,863)	(32,054)	(41,015)
Deferred costs and other assets	(34,445)	(4,982)	(73,980)
Accounts payable	112,082	82,911	75,270
Salaries and commissions payable, deferred revenue, and other liabilities	12,521	52,340	46,036
Net cash provided by (used in) operating activities	302,145	248,449	(15,425)
Cash flows from investing activities:
Proceeds from sale of property, equipment, and operating lease equipment	2,662	721	3,742
Purchases of property, equipment, and operating lease equipment	(6,603)	(8,503)	(9,380)
Cash used in acquisitions, net of cash acquired	(124,926)	(54,182)	(13,288)
Net cash used in investing activities	(128,867)	(61,964)	(18,926)
Cash flows from financing activities:
Borrowings of non-recourse and recourse notes payable	42,820	297,305	193,051
Repayments of non-recourse and recourse notes payable	(19,210)	(279,649)	(196,069)
Proceeds from issuance of common stock	3,635	3,019	0
Repurchase of common stock	(46,937)	(9,853)	(7,224)
Payments to settle liabilities for acquisitions	(2,307)	0	0
Net repayments on floor plan facility	(15,577)	(47,441)	(10,708)
Net cash used in financing activities	(37,576)	(36,619)	(20,950)
Effect of exchange rate changes on cash	652	62	3,016
Net increase (decrease) in cash and cash equivalents	136,354	149,928	(52,285)
Cash and cash equivalents, beginning of period	253,021	103,093	155,378
Cash and cash equivalents, end of period	389,375	253,021	103,093
Supplemental disclosures of cash flow information:
Cash paid for interest	2,300	3,768	4,065
Cash paid for income taxes	48,732	41,526	51,984
Cash paid for amounts included in the measurement of lease liabilities	5,821	4,071	4,610
Schedule of non-cash investing and financing activities:
Proceeds from sale of property, equipment, and leased equipment	1	78	21
Purchases of property, equipment, and operating lease equipment	(219)	(283)	(1,453)
Consideration for acquisitions	0	(2,307)	0
Borrowing of non-recourse and recourse notes payable	16,210	30,329	39,558
Debt derecognized due to sales of financial assets	(37,236)	(52,133)	(30,487)
Vesting of share-based compensation	11,893	9,477	9,897
Repurchase of common stock	0	0	(122)
New operating lease assets obtained in exchange for lease obligations	$ 7,146	$ 4,883	$ 11,886