Loans - Summary of loans modified in TDRs and those restructurings (Details) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($) loan
Loans
Troubled Debt Restructurings, Number of Loans	4	3
New Troubled Debt Restructurings, Post-Modification Outstanding Balance \| $	$ 839	$ 452
New Troubled Debt Restructurings, Number of Loans	1
Troubled Debt Restructurings That Subsequently Defaulted Within 12 Months of The Restructure Date, Number of Loans	0

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

No definition available.

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- Definition

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=118936363&loc=SL6953676-111524

+ Details

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- Definition

Amount, after troubled debt restructuring, of modified financing receivable.

+ References

+ Details

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524

+ Details

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- References

No definition available.

+ Details

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