Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	May 28, 2022	May 29, 2021	May 30, 2020
Cash flows from operating activities:
Net income	$ 132,441	$ 2,060	$ 18,328
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	68,395	59,477	58,103
Deferred income taxes	5,676	22,351	10,281
Equity in income of affiliates	(1,943)	(622)	(534)
(Gain) Loss on disposal of property, plant and equipment	(5,109)	2,982	82
Impairment loss on fixed assets	0	196	2,919
Stock compensation expense, net of amounts paid	4,063	3,778	3,617
Unrealized losses on investments	(745)	1,810	744
Gains on sales of investments	(2,208)	(22)	(611)
Purchases of equity securities	3,469	(334)	(275)
Sales of equity securities	4,939	55	1,212
Amortization of investments	977	890	316
Gain on change in fair value of investment in affiliates	(4,545)	0	0
Other	(109)	(427)	(248)
Change in operating assets and liabilities, net of effects from acquisitions:
Increase in receivables and other assets	(97,722)	(33,487)	(28,300)
Increase in inventories	(36,152)	(31,159)	(9,704)
Increase (decrease) in accounts payable, accrued expenses and other liabilities	54,782	(1,412)	17,679
Net cash provided by operations	126,209	26,136	73,609
Cash flows from investing activities:
Purchases of investments	(98,243)	(88,283)	(107,234)
Sales of investments	92,703	129,108	204,277
Acquisition of business, net of cash acquired	(44,823)	0	(44,650)
Investment in unconsolidated entities	(3,000)	0	0
Distributions from unconsolidated entities	400	6,663	7,114
Purchases of property, plant and equipment	(72,399)	(95,069)	(124,178)
Net proceeds from disposal of property, plant and equipment	8,341	3,390	3,306
Net cash used in investing activities	(117,021)	(44,191)	(61,365)
Cash flows from financing activities:
Principal payments on long-term debt	0	0	(1,500)
Principal payments on finance lease	(215)	(205)	(196)
Distributions to noncontrolling interest partners	0	0	(755)
Purchase of common stock by treasury	(1,127)	(871)	(910)
Payments of dividends	(6,117)	(1,652)	0
Contributions	3	5	0
Net cash used in financing activities	(7,456)	(2,723)	(3,361)
Increase (decrease) in cash and cash equivalents	1,732	(20,778)	8,883
Cash and cash equivalents at beginning of year	57,352	78,130	69,247
Cash and cash equivalents at end of year	59,084	57,352	78,130
Supplemental information:
Cash paid for operating leases	805	929	871
Income taxes paid	2,214	995	32
Interest paid	$ 379	$ 508	$ 498