Stock Based Compensation - Narrative (Details) - USD ($)	12 Months Ended			60 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Jul. 14, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants in period, weighted average fair value (in dollars per share)	$ 0	$ 8.36	$ 14.66
Exercises in period, intrinsic value	$ 33,700,000	$ 16,200,000	$ 5,100,000
Average home sales revenues Performance Period	3 years
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 200,000	17,400,000	3,000,000
Share-based payment arrangement, expense, tax benefit	0	100,000	100,000
Option, cost not yet recognized, amount	0
Proceeds from stock options exercised	32,600,000	30,500,000	2,600,000
Exercise of option, tax benefit	6,700,000	2,500,000	1,100,000
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	16,200,000	10,200,000	10,100,000
Share-based payment arrangement, expense, tax benefit	1,200,000	1,100,000	1,400,000
Cost not yet recognized, amount, total	$ 6,900,000
Cost not yet recognized, period for recognition	1 year 9 months 18 days
Aggregate intrinsic value, nonvested	$ 24,600,000
Aggregate intrinsic value, vested	$ 7,900,000	$ 9,500,000	$ 13,400,000
Restricted Stock | Equity Incentive Plan 2011 | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	5 years
Performance Shares | Equity Incentive Plan 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Average gross margin of home sales, percentage, minimum				15.00%
Shares withheld for tax withholding obligation	293,366	294,160	316,620
Decrease for tax withholding obligation	$ 11,800,000	$ 13,700,000	$ 18,800,000
Performance Shares | Equity Incentive Plan 2011 | Granted in 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	1,300,000
Performance Shares | Equity Incentive Plan 2011 | Granted in 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	7,300,000
Performance Shares | Equity Incentive Plan 2011 | Granted in 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	9,800,000	13,400,000
Performance Shares | Equity Incentive Plan 2011 | Granted in 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	7,100,000	$ 23,700,000	$ 4,400,000
Performance Shares | Equity Incentive Plan 2011 | Granted in 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 0
Performance Shares | Equity Incentive Plan 2011 | 5% to 10% Vesting Threshold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of target goal number of shares				50.00%
Performance Shares | Equity Incentive Plan 2011 | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years
Percentage of performance revenues that exceed base revenues				10.00%
Performance Shares | Equity Incentive Plan 2011 | Minimum | 5% to 10% Vesting Threshold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance revenues that exceed base revenues				5.00%
Performance Shares | Equity Incentive Plan 2011 | Minimum | 20% Vesting Threshold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance revenues that exceed base revenues				20.00%
Performance Shares | Equity Incentive Plan 2011 | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance revenues that exceed base revenues				20.00%
Performance Shares | Equity Incentive Plan 2011 | Maximum | 5% to 10% Vesting Threshold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of performance revenues that exceed base revenues				10.00%
Performance Shares | Equity Incentive Plan 2011 | Maximum | 20% Vesting Threshold
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of target goal number of shares				200.00%
Black-scholes Model
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grants in period, weighted average fair value (in dollars per share)		$ 8.36	$ 14.66