Segment Information - Schedule of Financial Information by Reportable Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Apr. 03, 2021
Segment Reporting Information [Line Items]
Net sales	$ 510,197	$ 273,285
Operating income (loss)	57,507	13,196
Other income	(54)	(4,214)
Depreciation	3,257	2,921
Amortization	(1,888)	(1,361)
Amortization of intangible assets	1,888	1,361
Assets	986,397		$ 917,902
U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales	457,320	248,859
Amortization of intangible assets	1,888	1,361
Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales	37,831	15,195
Operating Segments [Member] | U.S Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales	457,320	248,859
Operating income (loss)	63,017	23,793
Depreciation	2,610	2,398
Capital expenditures	7,258	885
Assets	602,941		578,897
Operating Segments [Member] | Canadian Factory-Built Housing [Member]
Segment Reporting Information [Line Items]
Net sales	37,831	15,195
Operating income (loss)	5,666	1,292
Depreciation	285	115
Capital expenditures	105	157
Assets	91,561		87,224
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Net sales	15,046	9,231
Operating income (loss)	(5,977)	(7,607)
Depreciation	362	408
Capital expenditures	1,858	269
Assets	291,895		251,781
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Net sales	510,197	273,285
Operating income (loss)	57,507	13,196
Depreciation	3,257	2,921
Capital expenditures	9,221	$ 1,311
Assets	$ 986,397		$ 917,902