Revenue Recognition - Disaggregation (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 26, 2019	Oct. 27, 2018	Oct. 26, 2019	Oct. 27, 2018
Revenue Recognition
Consolidated net sales	$ 447,212	$ 439,333	$ 860,845	$ 824,028
Upholstery
Revenue Recognition
Consolidated net sales	253,249	254,028	484,016	494,082
Casegoods
Revenue Recognition
Consolidated net sales	23,972	26,242	45,978	50,645
Retail
Revenue Recognition
Consolidated net sales	148,404	139,686	291,400	258,914
Corporate & Other
Revenue Recognition
Consolidated net sales	21,587	19,377	39,451	20,387
Operating Segments
Revenue Recognition
Consolidated net sales	522,960	510,534	1,007,059	955,411
Operating Segments | Motion Upholstery Furniture
Revenue Recognition
Consolidated net sales	281,674	287,903	546,380	550,519
Operating Segments | Stationary Upholstery Furniture
Revenue Recognition
Consolidated net sales	163,595	146,071	307,353	258,467
Operating Segments | Bedroom Furniture
Revenue Recognition
Consolidated net sales	12,071	12,144	22,893	21,363
Operating Segments | Dining Room Furniture
Revenue Recognition
Consolidated net sales	9,113	9,838	17,511	17,350
Operating Segments | Occasional Furniture
Revenue Recognition
Consolidated net sales	17,886	19,698	34,507	36,053
Operating Segments | Other
Revenue Recognition
Consolidated net sales	38,621	34,880	78,415	71,659
Operating Segments | Upholstery
Revenue Recognition
Consolidated net sales	320,855	317,093	614,271	610,491
Operating Segments | Upholstery | Motion Upholstery Furniture
Revenue Recognition
Consolidated net sales	197,219	202,168	376,741	389,827
Operating Segments | Upholstery | Stationary Upholstery Furniture
Revenue Recognition
Consolidated net sales	97,761	92,246	185,270	177,536
Operating Segments | Upholstery | Occasional Furniture
Revenue Recognition
Consolidated net sales	388	418	700	811
Operating Segments | Upholstery | Other
Revenue Recognition
Consolidated net sales	25,487	22,261	51,560	42,317
Operating Segments | Casegoods
Revenue Recognition
Consolidated net sales	29,390	31,377	56,525	59,763
Operating Segments | Casegoods | Stationary Upholstery Furniture
Revenue Recognition
Consolidated net sales	4,598	4,429	8,742	8,371
Operating Segments | Casegoods | Bedroom Furniture
Revenue Recognition
Consolidated net sales	8,746	8,234	16,939	16,598
Operating Segments | Casegoods | Dining Room Furniture
Revenue Recognition
Consolidated net sales	6,270	6,406	11,675	12,335
Operating Segments | Casegoods | Occasional Furniture
Revenue Recognition
Consolidated net sales	11,546	13,723	22,369	25,711
Operating Segments | Casegoods | Other
Revenue Recognition
Consolidated net sales	(1,770)	(1,415)	(3,200)	(3,252)
Operating Segments | Retail
Revenue Recognition
Consolidated net sales	148,404	139,686	291,400	258,914
Operating Segments | Retail | Motion Upholstery Furniture
Revenue Recognition
Consolidated net sales	84,455	85,735	169,639	160,692
Operating Segments | Retail | Stationary Upholstery Furniture
Revenue Recognition
Consolidated net sales	33,805	25,701	62,958	48,865
Operating Segments | Retail | Bedroom Furniture
Revenue Recognition
Consolidated net sales	1,549	1,450	2,996	2,305
Operating Segments | Retail | Dining Room Furniture
Revenue Recognition
Consolidated net sales	2,397	2,613	4,996	4,196
Operating Segments | Retail | Occasional Furniture
Revenue Recognition
Consolidated net sales	5,455	5,067	10,580	9,041
Operating Segments | Retail | Other
Revenue Recognition
Consolidated net sales	20,743	19,120	40,231	33,815
Corporate and Other | Corporate & Other
Revenue Recognition
Consolidated net sales	24,311	22,378	44,863	26,243
Corporate and Other | Corporate & Other | Stationary Upholstery Furniture
Revenue Recognition
Consolidated net sales	27,431	23,695	50,383	23,695
Corporate and Other | Corporate & Other | Bedroom Furniture
Revenue Recognition
Consolidated net sales	1,776	2,460	2,958	2,460
Corporate and Other | Corporate & Other | Dining Room Furniture
Revenue Recognition
Consolidated net sales	446	819	840	819
Corporate and Other | Corporate & Other | Occasional Furniture
Revenue Recognition
Consolidated net sales	497	490	858	490
Corporate and Other | Corporate & Other | Other
Revenue Recognition
Consolidated net sales	(5,839)	(5,086)	(10,176)	(1,221)
Eliminations
Revenue Recognition
Consolidated net sales	(75,748)	(71,201)	(146,214)	(131,383)
Eliminations | Upholstery
Revenue Recognition
Consolidated net sales	67,606	63,065	130,255	116,409
Eliminations | Casegoods
Revenue Recognition
Consolidated net sales	5,418	5,135	10,547	9,118
Eliminations | Corporate & Other
Revenue Recognition
Consolidated net sales	$ 2,724	$ 3,001	$ 5,412	$ 5,856