Revenue Recognition - Summary of Corporate Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 464,236	$ 806,825	$ 929,005	$ 1,532,706
Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	457,388	793,346	912,293	1,499,219
Commercial [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales		89		359
Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	6,848	13,390	16,712	33,128
U.S Factory-built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	428,132	754,237	856,917	1,415,318
U.S Factory-built Housing [Member] | Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	428,132	754,148	856,917	1,414,959
U.S Factory-built Housing [Member] | Commercial [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales		89		359
Canadian Factory-built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	29,256	39,198	55,376	84,260
Canadian Factory-built Housing [Member] | Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	29,256	39,198	55,376	84,260
Corporate Other [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	6,848	13,390	16,712	33,128
Corporate Other [Member] | Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 6,848	$ 13,390	$ 16,712	$ 33,128