Revenue from Contracts with Customers (Disaggregation of Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Dec. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 446,769	$ 500,603	$ 1,374,674	$ 1,666,333
Factory-built housing
Disaggregation of Revenue [Line Items]
Revenues	426,939	481,193	1,318,114	1,613,392
Factory-built housing | Manufactured Product, Other
Disaggregation of Revenue [Line Items]
Revenues	400,633	455,459	1,250,417	1,555,236
Factory-built housing | Factory-built housing, Other
Disaggregation of Revenue [Line Items]
Revenues	26,306	25,734	67,697	58,156
Financial Services
Disaggregation of Revenue [Line Items]
Revenues	19,830	19,410	56,560	52,941
Financial Services | Insurance Agency Commissions
Disaggregation of Revenue [Line Items]
Revenues	1,229	887	3,145	3,313
Financial Services | Financial services, All other sources
Disaggregation of Revenue [Line Items]
Revenues	$ 18,601	$ 18,523	$ 53,415	$ 49,628