Debt (Details - Debt outstanding) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Line of Credit Facility [Line Items]
Warehouse lines of credit	$ 234,025	$ 285,328
Residual interest financing	49,875	49,623
Subordinated renewable notes	17,188	25,263
Total debt outstanding	$ 301,813	$ 363,141
Warehouse Lines Of Credit 1 [Member]
Line of Credit Facility [Line Items]
Interest rate	3.00% over CP yield rate (Minimum 3.75%) 8.58% and 7.48%	3.00% over CP yield rate (Minimum 3.75%) 8.58% and 7.48%
Maturity date description	July 2024
Warehouse lines of credit	$ 165,628	$ 150,293
Warehouse Lines Of Credit 2 [Member]
Line of Credit Facility [Line Items]
Interest rate	4.15% over a commercial paper rate (Minimum 5.15%) 9.63% and 8.60%	4.15% over a commercial paper rate (Minimum 5.15%) 9.63% and 8.60%
Maturity date description	January 2024
Warehouse lines of credit	$ 68,997	$ 137,585
Residual interest financing [Member]
Line of Credit Facility [Line Items]
Maturity date description	June 2026
Interest rate	7.86%
Residual interest financing	$ 50,000	$ 50,000
Subordinated renewable notes [Member]
Line of Credit Facility [Line Items]
Maturity date description	February 2026	October 2024
Debt Instrument, Interest Rate Terms	8.45%	7.82%
Subordinated renewable notes	$ 17,188	$ 25,263

No definition available.

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- Definition

Description of reference rate used for variable rate of debt instrument.

+ References

No definition available.

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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1F
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-Publisher FASB
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: 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

Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
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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/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

Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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+ Details

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- Definition

Carrying value as of the balance sheet date of the outstanding short-term borrowings under a revolving line of credit used by mortgage bankers to finance the origination or purchase of loans.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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