Segment Information - Schedule of Financial Information by Reportable Segments (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Dec. 31, 2022	Jan. 01, 2022	Dec. 31, 2022	Jan. 01, 2022	Apr. 02, 2022
Segment Reporting Information [Line Items]
Net sales		$ 582,322	$ 534,690	$ 2,115,028	$ 1,569,112
Operating income (loss)		102,269	91,414	449,513	216,908
Other expense (income)		0	7	(634)	(36)
Depreciation		3,824	3,348	11,660	9,869
Amortization		(2,960)	(1,902)	(7,681)	(5,664)
Amortization of intangible assets		3,000	1,900	7,681	5,664
Assets		1,511,687		1,511,687		$ 1,234,619
U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		541,838	484,319	1,957,156	1,413,338
Amortization of intangible assets		2,960	1,902	7,681	5,664
Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		31,342	36,910	115,602	113,242
Operating Segments [Member] | U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		541,838	484,319	1,957,156	1,413,338
Operating income (loss)		115,483	98,724	476,332	239,816
Depreciation		3,245	2,706	9,787	7,935
Capital expenditures		11,181	6,799	34,892	19,070
Assets	[1]	702,432		702,432		695,500
Operating Segments [Member] | Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales		31,342	36,910	115,602	113,242
Operating income (loss)		5,893	7,571	27,361	19,627
Depreciation		277	279	903	837
Capital expenditures		1,163	248	2,592	589
Assets	[1]	121,366		121,366		107,459
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Net sales		9,142	13,461	42,270	42,532
Operating income (loss)		(12,323)	(9,638)	(34,205)	(26,966)
Depreciation		302	363	970	1,097
Capital expenditures		220	632	693	3,125
Assets	[1]	687,889		687,889		431,660
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Net sales		582,322	534,690	2,115,028	1,569,112
Operating income (loss)		102,269	91,414	449,513	216,908
Depreciation		3,824	3,348	11,660	9,869
Capital expenditures		12,564	$ 7,679	38,177	$ 22,784
Assets		$ 1,511,687		$ 1,511,687		$ 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.