DEBT - Warehouse Facilities (Detail) - Agency Warehouse Facility $ in Thousands	6 Months Ended
Jun. 30, 2025 USD ($)
Warehouse notes payable
Committed Amount	$ 1,650,000
Uncommitted Amount	3,650,000
Total Facility Capacity	5,300,000
Fair Value
Warehouse notes payable
Outstanding Balance	1,157,660
National Banks
Warehouse notes payable
Committed Amount	1,650,000
Uncommitted Amount	2,150,000
Total Facility Capacity	3,800,000
National Banks \| Fair Value
Warehouse notes payable
Outstanding Balance	828,734
National Banks \| Agency Warehouse Facility #1
Warehouse notes payable
Committed Amount	325,000
Uncommitted Amount	250,000
Total Facility Capacity	$ 575,000
Percentage added to reference rate	1.30%
Debt instrument, Variable interest rate, Type	us-gaap:SecuredOvernightFinancingRateSofrMember
National Banks \| Agency Warehouse Facility #1 \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 138,127
National Banks \| Agency Warehouse Facility #2
Warehouse notes payable
Committed Amount	700,000
Uncommitted Amount	300,000
Total Facility Capacity	$ 1,000,000
Percentage added to reference rate	1.30%
Debt instrument, Variable interest rate, Type	us-gaap:SecuredOvernightFinancingRateSofrMember
Maturity date	Apr. 10, 2026
National Banks \| Agency Warehouse Facility #2 \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 396,148
National Banks \| Agency Warehouse Facility #3
Warehouse notes payable
Committed Amount	425,000
Uncommitted Amount	425,000
Total Facility Capacity	$ 850,000
Percentage added to reference rate	1.30%
Debt instrument, Variable interest rate, Type	us-gaap:SecuredOvernightFinancingRateSofrMember
Maturity date	May 15, 2026
National Banks \| Agency Warehouse Facility #3 \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 93,987
National Banks \| Agency Warehouse Facility #4
Warehouse notes payable
Committed Amount	150,000
Uncommitted Amount	225,000
Total Facility Capacity	$ 375,000
Debt instrument, Variable interest rate, Type	us-gaap:SecuredOvernightFinancingRateSofrMember
Maturity date	Jun. 22, 2026
National Banks \| Agency Warehouse Facility #4 \| Minimum
Warehouse notes payable
Percentage added to reference rate	1.30%
National Banks \| Agency Warehouse Facility #4 \| Maximum
Warehouse notes payable
Percentage added to reference rate	1.35%
National Banks \| Agency Warehouse Facility #4 \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 118,347
National Banks \| Agency Warehouse Facility #5
Warehouse notes payable
Committed Amount	50,000
Uncommitted Amount	950,000
Total Facility Capacity	$ 1,000,000
Percentage added to reference rate	1.45%
Debt instrument, Variable interest rate, Type	us-gaap:SecuredOvernightFinancingRateSofrMember
National Banks \| Agency Warehouse Facility #5 \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 82,125
Fannie Mae \| Fannie Mae Repurchase Agreement, Uncommitted Line and Open Maturity
Warehouse notes payable
Uncommitted Amount	1,500,000
Total Facility Capacity	1,500,000
Fannie Mae \| Fannie Mae Repurchase Agreement, Uncommitted Line and Open Maturity \| Fair Value
Warehouse notes payable
Outstanding Balance	$ 328,926

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Indicates type of variable interest rate on debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477734/942-470-50-3

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Name Accounting Standards Codification
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-Paragraph 1
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(2))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Date the credit facility terminates, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481544/470-10-50-6

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
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-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481544/470-10-50-6

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Maximum committed borrowing capacity under a credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

No definition available.

+ Details

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- Definition

Maximum uncommitted borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

No definition available.

+ Details

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