Revenue Recognition - Summary of Corporate Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 01, 2022	Dec. 26, 2020	Jan. 01, 2022	Dec. 26, 2020
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 534,690	$ 377,581	$ 1,569,112	$ 973,232
Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	515,748	358,551	1,517,098	923,132
Commercial [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	5,481	4,158	9,482	11,549
Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	13,461	14,872	42,532	38,551
U.S Factory-Built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	484,319	336,358	1,413,338	868,577
U.S Factory-Built Housing [Member] | Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	478,838	332,200	1,403,856	857,028
U.S Factory-Built Housing [Member] | Commercial [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	5,481	4,158	9,482	11,549
Canadian Factory-Built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	36,910	26,351	113,242	66,104
Canadian Factory-Built Housing [Member] | Manufacturing and Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	36,910	26,351	113,242	66,104
Corporate Other [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	13,461	14,872	42,532	38,551
Corporate Other [Member] | Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 13,461	$ 14,872	$ 42,532	$ 38,551