Revenue Recognition - Summary of Corporate Net Sales (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 656,614	$ 644,925	$ 2,042,361	$ 1,889,581
Manufacturing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	395,476	412,090	1,270,202	1,213,923
Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	252,678	224,359	745,177	652,219
Transportation/Other [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	8,460		26,982
Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales		8,476		23,439
U.S Factory-built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	622,364	610,757	1,933,351	1,797,417
U.S Factory-built Housing [Member] | Manufacturing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	369,686	386,398	1,188,174	1,145,198
U.S Factory-built Housing [Member] | Retail [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	252,678	224,359	745,177	652,219
Canadian Factory-built Housing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	25,790	25,692	82,028	68,725
Canadian Factory-built Housing [Member] | Manufacturing [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	25,790	25,692	82,028	68,725
Corporate Other [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	8,460	8,476	26,982	23,439
Corporate Other [Member] | Transportation/Other [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales	$ 8,460		$ 26,982
Corporate Other [Member] | Transportation [Member]
Disaggregation of Revenue [Line Items]
Consolidated Net Sales		$ 8,476		$ 23,439