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Loans and Allowance for Loan Losses - Troubled Debt Restructurings (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) loan	Mar. 31, 2020 loan
Troubled debt restructuring
Number of loans modified as a troubled debt restructuring	0	0
Number of loan modifications not considered TDRs, in connection with CARES Act	582
Loan modifications not considered TDRS, in connection with CARES Act | $	$ 154,000
Maximum
Troubled debt restructuring
Typical loan deferral period under the CARES Act	90 days
Second Deferral
Troubled debt restructuring
Number of loan modifications not considered TDRs, in connection with CARES Act	16
Loan modifications not considered TDRS, in connection with CARES Act | $	$ 7,600
First Deferral
Troubled debt restructuring
Number of loan modifications not considered TDRs, in connection with CARES Act	6
Loan modifications not considered TDRS, in connection with CARES Act | $	$ 767

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Financing receivable loan modifications value due to CARES Act, not considered troubled debt restructuring.

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Number of financing receivable loan modifications due to CARES Act, not considered troubled debt restructuring.

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Typical loan deferral period under the CARES Act.

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524

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