Securities - Additional Information (Details) $ in Thousands	9 Months Ended
Sep. 30, 2020 USD ($) securities investment	Dec. 31, 2019 USD ($)
Schedule Of Equity And Debt Securities [Line Items]
Equity securities, fair value	$ 6,040	$ 5,437
Pledged debt securities, at carrying value	$ 83,013	48,237
Number of securities in an unrealized loss position \| securities	45
CLO securities
Schedule Of Equity And Debt Securities [Line Items]
Number of investments impacted \| investment	2
Other Assets
Schedule Of Equity And Debt Securities [Line Items]
Accrued interest on available for sale securities	$ 1,316	1,685
Mutual fund
Schedule Of Equity And Debt Securities [Line Items]
Equity securities, fair value	$ 6,040	$ 5,437

Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss

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Number of investments impacted.

+ References

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Schedule of equity and debt securities line items.

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Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

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Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

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