CONSOLIDATED STATEMENT OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 24, 2020	Oct. 26, 2019	Oct. 24, 2020	Oct. 26, 2019
Income Statement [Abstract]
Consolidated Net Sales	$ 459,120	$ 447,212	$ 744,578	$ 860,845
Cost of sales	258,565	264,823	427,660	510,744
Gross profit	200,555	182,389	316,918	350,101
Selling, general and administrative expense	152,616	152,788	264,654	297,078
Operating income	47,939	29,601	52,264	53,023
Interest expense	(346)	(308)	(805)	(626)
Interest income	123	522	617	1,249
Other income (expense), net	(11)	1,368	1,463	608
Income before income taxes	47,705	31,183	53,539	54,254
Income tax expense	12,401	8,279	13,556	13,362
Net income	35,304	22,904	39,983	40,892
Net income attributable to noncontrolling interests	(369)	(311)	(250)	(230)
Net income attributable to La-Z-Boy Incorporated	$ 34,935	$ 22,593	$ 39,733	$ 40,662
Earnings Per Share, Basic [Abstract]
Basic weighted average common shares (in shares)	46,023	46,551	45,966	46,686
Basic net income attributable to La-Z-Boy Incorporated per share (in dollars per share)	$ 0.76	$ 0.48	$ 0.86	$ 0.87
Earnings Per Share, Diluted [Abstract]
Diluted weighted average common shares (in shares)	46,323	46,879	46,167	47,010
Diluted net income attributable to La-Z-Boy Incorporated per share (in dollars per share)	$ 0.75	$ 0.48	$ 0.86	$ 0.86