CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Retained Earnings	Unearned ESOP Shares	Non-controlling Interests
Beginning Balance at Apr. 25, 2020	$ 836,444	$ 959	$ 146,606	$ (97,039)	$ 799,652	$ (16,061)	$ 2,327
Beginning Balance (in shares) at Apr. 25, 2020		95,947,000
Foreign currency translation	12,589			12,589
Cash flow hedges	260			260
Net income (loss)	24,202				24,407		(205)
Dividends declared	(24,472)				(24,472)
Common stock issued and related tax benefits	(895)	$ 4	(899)
Common stock issued and related tax benefits (in shares)		309,000
Stock based compensation	6,610		6,610
Ending Balance at Jul. 25, 2020	854,738	$ 963	152,317	(84,190)	799,587	(16,061)	2,122
Ending Balance (in shares) at Jul. 25, 2020		96,256,000
Foreign currency translation	3,327			3,327
Cash flow hedges	261			261
Net income (loss)	53,826				54,060		(234)
Dividends declared	(24,903)				(24,903)
Common stock issued and related tax benefits	1,211	$ 2	1,209
Common stock issued and related tax benefits (in shares)		240,000
Stock based compensation	4,267		4,267
Ending Balance at Oct. 24, 2020	892,727	$ 965	157,793	(80,602)	828,744	(16,061)	1,888
Ending Balance (in shares) at Oct. 24, 2020		96,496,000
Foreign currency translation	11,790			11,790
Cash flow hedges	261			261
Net income (loss)	48,567				48,759		(192)
Dividends declared	(25,265)				(25,265)
Common stock issued and related tax benefits	1,506	$ 1	1,505
Common stock issued and related tax benefits (in shares)		125,000
Stock based compensation	5,019		5,019
Ending Balance at Jan. 23, 2021	934,605	$ 966	164,317	(68,551)	852,238	(16,061)	1,696
Ending Balance (in shares) at Jan. 23, 2021		96,621,000
Foreign currency translation	5,699			5,699
Cash flow hedges	260			260
Net income (loss)	28,514				28,755		(241)
Dividends declared	(25,252)				(25,252)
Common stock issued and related tax benefits	(543)	$ 2	(545)
Common stock issued and related tax benefits (in shares)		192,000
Stock based compensation	5,327		5,327
ESOP activity	16,061					16,061
Ending Balance at Apr. 24, 2021	$ 964,671	$ 968	169,099	(62,592)	855,741	0	1,455
Ending Balance (in shares) at Apr. 24, 2021	96,813,000	96,813,000
Foreign currency translation	$ 324			324
Cash flow hedges	261			261
Net income (loss)	33,802				33,996		(194)
Dividends declared	(25,540)				(25,540)
Common stock issued and related tax benefits	(752)	$ 4	(756)
Common stock issued and related tax benefits (in shares)		422,000
Stock based compensation	7,839		7,839
Ending Balance at Jul. 31, 2021	$ 980,605	$ 972	$ 176,182	$ (62,007)	$ 864,197	$ 0	$ 1,261
Ending Balance (in shares) at Jul. 31, 2021	97,235,000	97,235,000