Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Oct. 31, 2023	Oct. 31, 2022
Cash flows from operating activities:
Net income	$ 167,787	$ 192,623
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	64,955	64,666
Write-off and amortization of debt discount and debt issuance costs	2,726	802
Equity-based compensation	10,698	13,322
Gain on disposal of assets	(441)	(203)
Deferred income taxes	(5,085)	(2,925)
Other items, net	3,590	4,662
Changes in assets and liabilities net of effects of acquisitions:
Trade accounts and notes receivable	(89,384)	(133,445)
Inventories	20,267	(32,270)
Prepaid expenses and other assets	(19,578)	(4,913)
Accounts payable	(9,849)	3,821
Accrued compensation and employee benefits	(36,293)	(17,859)
Other accrued expenses and liabilities	15,354	14,580
Cash provided by operating activities	124,747	102,861
Cash flows from investing activities:
Purchases of property and equipment	(29,546)	(21,670)
Proceeds from sale of assets	1,701	896
Acquisition of businesses, net of cash acquired	(55,964)	(2,620)
Cash used in investing activities	(83,809)	(23,394)
Cash flows from financing activities:
Repayments on revolving credit facilities	(389,409)	(251,247)
Borrowings from revolving credit facilities	360,173	280,113
Payments of principal on long-term debt	0	(2,555)
Borrowings from term loan amendment	288,266	0
Repayments from term loan amendment	(287,768)	0
Payments of principal on finance lease obligations	(19,304)	(16,450)
Repurchases of common stock	(75,356)	(49,571)
Payment of acquisition holdback liability	0	(13,500)
Payment for debt issuance costs	(5,825)	0
Proceeds from exercises of stock options	1,756	701
Payments for taxes related to net share settlement of equity awards	(3,975)	(3,960)
Proceeds from issuance of stock pursuant to employee stock purchase plan	2,664	1,329
Cash used in financing activities	(128,778)	(55,140)
Effect of exchange rates on cash and cash equivalents	(388)	(2,042)
(Decrease) increase in cash and cash equivalents	(88,228)	22,285
Cash and cash equivalents, beginning of period	164,745	101,916
Cash and cash equivalents, end of period	76,517	124,201
Supplemental cash flow disclosures:
Cash paid for income taxes	69,224	60,792
Cash paid for interest	$ 35,321	$ 29,268