v3.26.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2024
Cash Flows From Operating Activities:      
Net Income $ 662,483 $ 690,327 $ 589,442
Adjustments to reconcile net income to net cash provided by operating activities:      
Depreciation and amortization 213,490 193,840 171,251
Fair value adjustments to contingent earnout obligations (14,418) 0 0
Property, plant and equipment impairment 9,721 0 0
Goodwill impairment 0 11,352 0
Deferred income taxes 32,832 (104,507) (5,638)
Stock-based compensation expense 32,848 27,042 25,925
Net (gain) on marketable securities (25,422) (4,997) (19,914)
Net (gain) on sales of assets and businesses (6,093) 0 (971)
Other (488) 1,269 2,226
Changes in assets and liabilities, net of effect from purchases and sales of businesses:      
(Increase) decrease in receivables (119,345) (55,037) 82,895
Decrease (increase) in inventory 18,523 (34,458) 179,843
(Increase) decrease in prepaid expenses and other current and long-term assets (85,596) (62,669) 23,426
Increase (decrease) in accounts payable 67,658 84,074 (24,439)
Increase (decrease) in accrued compensation and benefits 14,849 (17,130) 39,891
Increase in accrued losses 12,915 3,899 5,958
Increase in other accrued liabilities 84,751 35,185 52,410
Cash Provided By Operating Activities 898,708 768,190 1,122,305
Cash Flows From Investing Activities:      
Capital expenditures (223,507) (229,930) (213,970)
Acquisition of businesses, net of cash acquired (202,403) (595,770) (15,549)
Purchase of marketable securities (34,272) (85,793) (32,981)
Proceeds from sales of marketable securities 19,781 87,093 46,689
Proceeds from sales of assets and businesses 23,237 0 6,921
Other (10) (1,134) 2,450
Cash (Used For) Investing Activities (417,174) (825,534) (206,440)
Cash Flows From Financing Activities:      
Additions to long-term and short-term debt 84,000 478,111 0
Reductions of long-term and short-term debt (208,862) (9,008) (575,408)
Cash dividends (271,705) (255,563) (231,883)
Repurchase of common stock (77,497) (69,999) (54,978)
Shares of common stock returned for taxes (5,034) (18,686) (24,548)
Payments of acquisition-related contingent consideration 0 (1,122) (1,142)
Other (3,133) (1,796) (2,075)
Cash (Used For) Provided By Financing Activities (482,231) 121,937 (890,034)
Effect of Exchange Rate Changes on Cash and Cash Equivalents 13,748 165 (4,239)
Net Change in Cash and Cash Equivalents 13,051 64,758 21,592
Cash and Cash Equivalents at Beginning of Period 302,137 237,379 215,787
Cash and Cash Equivalents at End of Period 315,188 302,137 237,379
Cash paid during the year for:      
Interest 108,746 93,460 116,650
Income taxes, net of refunds 198,368 204,255 203,607
Supplemental Disclosures of Noncash Investing Activities:      
Capital expenditures accrued within accounts payable at year-end $ 33,608 $ 24,673 $ 24,632