Business Segment Information - Schedule of Business Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Sep. 27, 2025	Jun. 28, 2025	Sep. 28, 2024	Jun. 29, 2024	Sep. 27, 2025	Sep. 28, 2024	Mar. 29, 2025
Segment Reporting Information [Line Items]
Net revenue	$ 556,527		$ 507,461		$ 1,113,384	$ 985,060
Cost of sales	422,120		391,339		849,471	765,536
Gross profit	134,407		116,122		263,913	219,524
Selling, general and administrative expenses	72,229		66,997		141,377	131,848
Income from operations	62,178		49,125		122,536	87,676
Interest income	5,046		5,692		10,149	11,203
Interest expense	(112)		(125)		(276)	(215)
Other income, net	142		258		142	147
Income (loss) before income taxes	67,254		54,950		132,551	98,811
Income tax (expense) benefit	(14,873)		(11,135)		(28,528)	(20,567)
Net income (loss)	52,381	$ 51,642	43,815	$ 34,429	104,023	78,244
Depreciation	4,961		4,375		9,758	8,744
Amortization	372		385		744	777
Capital expenditures	9,861		4,905		18,870	9,819
Total assets	1,449,069				1,449,069		$ 1,406,645
Factory-built housing
Segment Reporting Information [Line Items]
Net revenue	535,117		486,343		1,070,811	944,391
Cost of sales	412,623		374,823		827,473	729,361
Gross profit	122,494		111,520		243,338	215,030
Selling, general and administrative expenses	65,757		61,440		128,911	121,160
Income from operations	56,737		50,080		114,427	93,870
Interest income	5,046		5,692		10,149	11,203
Interest expense	(112)		(125)		(276)	(215)
Other income, net	142		258		142	147
Income (loss) before income taxes	61,813		55,905		124,442	105,005
Income tax (expense) benefit	(13,661)		(11,099)		(26,789)	(21,755)
Net income (loss)	48,152		44,806		97,653	83,250
Depreciation	4,898		4,312		9,633	8,616
Amortization	366		378		732	764
Capital expenditures	9,861		4,878		18,870	9,729
Total assets	1,210,524				1,210,524		1,191,216
Financial services
Segment Reporting Information [Line Items]
Net revenue	21,410		21,118		42,573	40,669
Cost of sales	9,497		16,516		21,998	36,175
Gross profit	11,913		4,602		20,575	4,494
Selling, general and administrative expenses	6,472		5,557		12,466	10,688
Income from operations	5,441		(955)		8,109	(6,194)
Interest income	0		0		0	0
Interest expense	0		0		0	0
Other income, net	0		0		0	0
Income (loss) before income taxes	5,441		(955)		8,109	(6,194)
Income tax (expense) benefit	(1,212)		(36)		(1,739)	1,188
Net income (loss)	4,229		(991)		6,370	(5,006)
Depreciation	63		63		125	128
Amortization	6		7		12	13
Capital expenditures	0		$ 27		0	$ 90
Total assets	$ 238,545				$ 238,545		$ 215,429