Stock Based Compensation - Performance Stock Units Awards (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-Average Grant Date Fair Value - Granted (in dollars per share)	$ 53.47	$ 39.93	$ 31.34
Performance Shares | May 23, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Base period revenues	$ 2,543,000
Threshold goal, number of PSUs (in shares)	157,464
Threshold goal, home sale revenues	$ 2,670,000
Target goal, number of PSUs (in shares)	314,928
Target goal, home sale revenues	$ 2,797,000
Maximum goal, number of PSUs (in shares)	629,856
Maximum goal, home sale revenues	$ 3,052,000
Weighted-Average Grant Date Fair Value - Granted (in dollars per share)	$ 23.68
Maximum potential expense to be recognized	$ 14,915
Maximum Remaining Expense to be Recognized	0
Performance Shares | August 5, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Base period revenues	$ 2,982,000
Threshold goal, number of PSUs (in shares)	145,800
Threshold goal, home sale revenues	$ 3,131,000
Target goal, number of PSUs (in shares)	291,600
Target goal, home sale revenues	$ 3,280,000
Maximum goal, number of PSUs (in shares)	583,200
Maximum goal, home sale revenues	$ 3,578,000
Weighted-Average Grant Date Fair Value - Granted (in dollars per share)	$ 30.19
Maximum potential expense to be recognized	$ 17,604
Maximum Remaining Expense to be Recognized	0
Performance Shares | August 20, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Base period revenues	$ 3,205,000
Threshold goal, number of PSUs (in shares)	145,800
Threshold goal, home sale revenues	$ 3,366,000
Target goal, number of PSUs (in shares)	291,600
Target goal, home sale revenues	$ 3,526,000
Maximum goal, number of PSUs (in shares)	583,200
Maximum goal, home sale revenues	$ 3,846,000
Weighted-Average Grant Date Fair Value - Granted (in dollars per share)	$ 39.79
Maximum potential expense to be recognized	$ 23,205
Maximum Remaining Expense to be Recognized	9,831
Performance Shares | July 14, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Base period revenues	$ 3,765,000
Threshold goal, number of PSUs (in shares)	198,750
Threshold goal, home sale revenues	$ 3,953,000
Target goal, number of PSUs (in shares)	397,500
Target goal, home sale revenues	$ 4,142,000
Maximum goal, number of PSUs (in shares)	795,000
Maximum goal, home sale revenues	$ 4,518,000
Weighted-Average Grant Date Fair Value - Granted (in dollars per share)	$ 44.35
Maximum potential expense to be recognized	$ 35,255
Maximum Remaining Expense to be Recognized	$ 30,824