Debt Disclosure (Details) - USD ($)			12 Months Ended
	Aug. 26, 2020	Aug. 08, 2019	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Aug. 08, 2026	Dec. 28, 2021	Feb. 25, 2021	Aug. 08, 2020	Dec. 15, 2015
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months			$ 37,500,000
Senior Notes	$ 37,500,000
Stated interest rate		4.00%					3.25%	3.25%	3.35%
Letters of Credit Outstanding, Amount			20,000,000.0	$ 13,500,000
Debt Issuance Costs, Net			2,355,000	2,328,000
Line of Credit Facility, Fair Value of Amount Outstanding			(22,645,000)	(2,328,000)
Debt Instrument, Fee Amount		$ 1,700,000
Payments of Debt Issuance Costs			841,000	638,000	$ 829,000
Long-term Debt, Maturities, Repayments of Principal in Year Five			70,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Two			89,871,000
Long-term Debt, Maturities, Repayments of Principal in Year Three			87,500,000
Long-term Debt, Maturities, Repayments of Principal in Year Four			55,000,000
Long-term Debt			339,871,000
Line of Credit Facility, Remaining Borrowing Capacity			35,000,000.0
Notes payable			$ 14,871,000	12,981,000
Line of Credit Facility, Interest Rate at Period End			6.61%
Base rate advances [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Interest Rate Description			Outstanding advances under the Unsecured Revolving Credit Facility accrue interest at the benchmark rate plus the Applicable Rate (as defined in the Unsecured Revolving Credit Facility).
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.25%
MaximumValueOfLandUsedWhenCalculatingBorrowingBase			65.00%
BorrowingBaseLimitationTotalValueOfland			50.00%
Borrowing Base Limitation Total Value Of Lots Owned			65.00%
Unsecured Debt [Member]
Debt Instrument [Line Items]
Long-term Line of Credit			$ 25,000,000	0
Secured Revolving Line of Credit
Debt Instrument [Line Items]
Long-term Line of Credit			0	0
Line of Credit Facility, Maximum Borrowing Capacity			$ 35,000,000.0
Line of Credit Facility, Expiration Date			May 01, 2025
Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Line of Credit Facility, Current Borrowing Capacity			$ 330,000,000
Line of Credit Facility, Expiration Date			Dec. 14, 2027
2026 Notes
Debt Instrument [Line Items]
Senior Notes		75,000,000.0
Proceeds from Issuance of Senior Long-term Debt		$ 73,300,000
2027 Notes
Debt Instrument [Line Items]
Proceeds from Issuance of Senior Long-term Debt	$ 37,400,000
Debt Related Commitment Fees and Debt Issuance Costs			$ 0.6	100,000
2028 Notes
Debt Instrument [Line Items]
Senior Notes								$ 125,000,000
Proceeds from Issuance of Senior Long-term Debt			124,400,000
2029 Notes
Debt Instrument [Line Items]
Senior Notes							$ 100,000,000
Proceeds from Issuance of Senior Long-term Debt			99,600,000
Debt Related Commitment Fees and Debt Issuance Costs			$ 400,000
Subsidiary Issuer [Member] | Minimum [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Stated interest rate			3.15%
Subsidiary Issuer [Member] | Maximum [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Stated interest rate			18.00%
Forecast [Member]
Debt Instrument [Line Items]
Long-term Debt, Maturities, Repayments of Principal after Year Five						$ 50
Unsecured Debt [Member]
Debt Instrument [Line Items]
Book Value of Finished Lots and Land Under Development										65.00%
Book Value of Entitled Land										50.00%
Unrestricted Cash Borrowing Base Limitation										100.00%
Debt Related Commitment Fees and Debt Issuance Costs			$ 800,000	$ 600,000	$ 700,000
Borrowing Base Limitation for Unrestricted Cash										$ 15,000,000.0
Book Value of Model Homes Borrowing Base										85.00%