SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2025 USD ($) lot asset	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) lot asset
Significant Accounting Policies [Line Items]
Inventory impairments	$ 14,878,000	$ 0
Total controlled lots | lot	51,177		49,435
Purchase price	$ 1,400,000,000		$ 1,200,000,000
Land deposits	190,000,000		154,800,000
Operating Segments
Significant Accounting Policies [Line Items]
Assets held for sale	89,700,000		89,700,000
Asset impairment charges	$ 5,300,000		$ 5,300,000
Land banking arrangements
Significant Accounting Policies [Line Items]
Total controlled lots | lot	7,105		6,895
East
Significant Accounting Policies [Line Items]
Inventory impairments	$ 14,900,000	$ 0
West
Significant Accounting Policies [Line Items]
Build to rent asset | asset	1		1
Minimum
Significant Accounting Policies [Line Items]
Life cycle of communities (in years)	2 years
Maximum
Significant Accounting Policies [Line Items]
Life cycle of communities (in years)	5 years