Segment Information - Schedule of Financial Information by Reportable Segments (Detail) - USD ($) $ in Thousands		3 Months Ended
		Jul. 02, 2022	Jul. 03, 2021	Jul. 03, 2021	Apr. 02, 2022
Segment Reporting Information [Line Items]
Net sales		$ 725,881	$ 510,197	$ 510,197
Operating income (loss)		157,053	57,507
Other income		(634)	$ (54)	(54)
Depreciation		3,670		3,257
Amortization		(1,946)		(1,888)
Amortization of intangible assets		1,946		1,888
Assets		1,373,332			$ 1,234,619
U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		661,081		457,320
Amortization of intangible assets		1,946		1,888
Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		45,062		37,831
Operating Segments [Member] | U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		661,081		457,320
Operating income (loss)		161,565		63,017
Depreciation		3,037		2,610
Capital expenditures		8,933		7,258
Assets	[1]	796,260			695,500
Operating Segments [Member] | Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		45,062		37,831
Operating income (loss)		11,327		5,666
Depreciation		281		285
Capital expenditures		361		105
Assets	[1]	114,485			107,459
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Net sales		19,738		15,046
Operating income (loss)		(9,589)		(5,977)
Depreciation		352		362
Capital expenditures		141		1,858
Assets	[1]	462,587			431,660
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Net sales		725,881		510,197
Operating income (loss)		157,053		57,507
Depreciation		3,670		3,257
Capital expenditures		9,435		$ 9,221
Assets		$ 1,373,332			$ 1,234,619

[1] Deferred tax assets for the Canadian operations are reflected in the Canadian Factory-built Housing segment. U.S. deferred tax assets are presented in Corporate/Other because an allocation between segments is not practicable.