FAIR VALUE DISCLOSURES - Summary of Carrying Value and Fair Value of Financial Instruments (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Senior Notes | $5.875% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stated interest rate (as a percent)	5.875%
Senior Notes | $6.625% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stated interest rate (as a percent)	6.625%
Senior Notes | 5.75% Senior Notes due 2028
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stated interest rate (as a percent)	5.75%
Senior Notes | $5.125% Senior Notes due 2030
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stated interest rate (as a percent)	5.125%
Carrying Value | 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Mortgage loans held for sale	$ 313,026	$ 193,344
Carrying Value | 2 | MBSs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	2,616
Derivative liabilities		(5,055)
Carrying Value | 2 | Mortgage warehouse borrowings
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	276,205	153,464
Carrying Value | 2 | Loans payable and other borrowings
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	404,242	394,943
Carrying Value | 2 | Senior Notes | $5.875% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	497,719	497,328
Carrying Value | 2 | Senior Notes | $6.625% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	27,947	28,092
Carrying Value | 2 | Senior Notes | 5.75% Senior Notes due 2028
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	447,764	447,449
Carrying Value | 2 | Senior Notes | $5.125% Senior Notes due 2030
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	496,144	495,826
Carrying Value | 3 | IRLCs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets		1,489
Derivative liabilities	(3,620)
Estimated Fair Value | 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Mortgage loans held for sale	313,026	193,344
Estimated Fair Value | 2 | MBSs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	2,616
Derivative liabilities		(5,055)
Estimated Fair Value | 2 | Mortgage warehouse borrowings
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	276,205	153,464
Estimated Fair Value | 2 | Loans payable and other borrowings
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	404,242	394,943
Estimated Fair Value | 2 | Senior Notes | $5.875% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	497,770	502,500
Estimated Fair Value | 2 | Senior Notes | $6.625% Senior Notes due 2027
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	26,673	26,529
Estimated Fair Value | 2 | Senior Notes | 5.75% Senior Notes due 2028
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	445,500	451,571
Estimated Fair Value | 2 | Senior Notes | $5.125% Senior Notes due 2030
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt	478,750	483,690
Estimated Fair Value | 3 | IRLCs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets		$ 1,489
Derivative liabilities	$ (3,620)