Allowance for Credit and Loan Losses - Additional Information (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2020	Dec. 31, 2019
Loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Individually evaluated for impairment		$ 7,347
Maximum
Financing Receivable, Allowance for Credit Loss [Line Items]
Allowance for loan losses charge down family first and junior lien mortgages past due period	180 days
Allowance for loan losses charge down unsecured open end loans past due period	90 days
Allowance for loan losses charge down other secured loans past due period	90 days

Allowance for loan losses charge down family first and junior lien mortgages past due period.

No definition available.

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- Definition

Allowance for loan losses charge down other secured loans past due period.

+ References

No definition available.

+ Details

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- Definition

Allowance for loan losses charge down unsecured open end loans past due period.

+ References

No definition available.

+ Details

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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

No definition available.

+ Details

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524

+ Details

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- Details

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