CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands		12 Months Ended
		Apr. 24, 2021	Apr. 25, 2020	Apr. 27, 2019
Cash flows from operating activities
Net income		$ 107,529	$ 78,984	$ 70,141
Adjustments to reconcile net income to cash provided by operating activities
Gain on disposal of assets		(37)	(10,068)	(325)
Gain on sale of investments		(954)	(693)	(656)
Provision for doubtful accounts		(3,169)	13,383	502
Depreciation and amortization		33,021	31,192	31,147
Equity-based compensation expense		12,671	8,371	10,981
Goodwill impairment		0	26,862	0
Pension termination (refund)/charge		0	(1,900)	32,671
Pension plan contributions		0	0	(7,000)
Change in deferred taxes		8,790	719	(1,668)
Change in receivables		(38,288)	29,686	7,195
Change in inventories		(40,727)	14,900	3,135
Change in right-of use lease asset		65,571	67,673	0
Change in other assets		2,926	7,039	(7,737)
Change in payables		37,068	(9,913)	(2,388)
Change in lease liabilities		(65,881)	(66,238)	0
Change in other liabilities		191,397	(25,755)	14,747
Net cash provided by operating activities		309,917	164,242	150,745
Cash flows from investing activities
Proceeds from disposals of assets		2,770	11,273	1,941
Proceeds from insurance		0	1,080	184
Capital expenditures		(37,960)	(46,035)	(48,433)
Purchases of investments		(39,584)	(37,477)	(20,698)
Proceeds from sales of investments		36,071	37,244	20,944
Acquisitions		(2,000)	0	(75,630)
Net cash used for investing activities		(40,703)	(33,915)	(121,692)
Cash flows from financing activities
Net proceeds from credit facility		0	75,000	0
Payments on debt and finance lease liabilities		(75,050)	(161)	(223)
Holdback payments for acquisition purchases		(5,783)	(6,850)	(875)
Stock issued for stock and employee benefit plans, net of shares withheld for taxes		9,030	3,029	13,901
Purchases of common stock		(44,202)	(43,369)	(22,957)
Dividends paid to shareholders		(16,542)	(25,091)	(23,508)
Dividends paid to minority interest joint venture partners	[1]	(8,507)	0	0
Net cash (used for) provided by financing activities		(141,054)	2,558	(33,662)
Effect of exchange rate changes on cash and equivalents		3,015	(1,144)	(475)
Change in cash, cash equivalents and restricted cash		131,175	131,741	(5,084)
Cash, cash equivalents and restricted cash at beginning of period		263,528	131,787	136,871
Cash, cash equivalents and restricted cash at end of period		394,703	263,528	131,787
Supplemental disclosure of non-cash investing activities
Capital expenditures included in accounts payable		$ 4,638	$ 3,528	$ 3,250

[1] Includes dividends paid to joint venture minority partners resulting from the repatriation of dividends from our foreign earnings that we no longer consider permanently reinvested.