INVESTMENTS IN CONSOLIDATED AND UNCONSOLIDATED ENTITIES - Consolidated Entities (Details) $ in Thousands	Mar. 31, 2020 USD ($) joint_venture	Dec. 31, 2019 USD ($)
Variable Interest Entity [Line Items]
Assets	$ 8,262,372	$ 5,245,686
Cash and cash equivalents	507,761	326,437
Liabilities	4,839,331	$ 2,699,974
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Cash and cash equivalents	34,400
Owned inventory	383,200
Liabilities	$ 222,300
WLH | Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Number of joint ventures | joint_venture	25
Assets	$ 454,200