Loans - Nonaccrual loans (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Loans
Total loans on nonaccrual status	$ 56,341	$ 33,141
Greater than 90 Days Accruing	362
Non-accrual with no allowance	18,677
Addition of loans formerly accounted for as credit impaired loans	$ 21,000
Number of months generally required to return to accruing status	6 months
Construction and land development
Loans
Total loans on nonaccrual status	$ 1,294	1,193
Consumer Owner Occupied Loans
Loans
Total loans on nonaccrual status	19,614	9,718
Non-accrual with no allowance	3,972
Other income producing property
Loans
Total loans on nonaccrual status	4,343	1,947
Greater than 90 Days Accruing	74
Non-accrual with no allowance	2,554
Commercial loans \| Commercial non-owner occupied
Loans
Total loans on nonaccrual status	2,863	1,154
Non-accrual with no allowance	2,010
Commercial loans \| Commercial non-owner occupied real estate
Loans
Total loans on nonaccrual status	4,157	2,347
Non-accrual with no allowance	2,010
Commercial loans \| Commercial owner occupied real estate loan
Loans
Total loans on nonaccrual status	9,498	4,385
Greater than 90 Days Accruing	119
Non-accrual with no allowance	5,490
Commercial loans \| Commercial and industrial
Loans
Total loans on nonaccrual status	4,834	6,913
Greater than 90 Days Accruing	167
Non-accrual with no allowance	1,304
Consumer \| Home equity loans
Loans
Total loans on nonaccrual status	8,891	4,640
Non-accrual with no allowance	3,002
Consumer \| Real estate
Loans
Total loans on nonaccrual status	28,505	14,358
Non-accrual with no allowance	6,974
Consumer \| Consumer
Loans
Total loans on nonaccrual status	5,004	$ 3,191
Greater than 90 Days Accruing	2
Non-accrual with no allowance	$ 345

Represents the addition of loans formerly accounted for as credit impaired loans.

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Amount of unpaid principal balance of financing receivables for which there is no related allowance for credit losses.

+ References

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Nonaccrual TDRs are returned to accruing status after demonstrated sustained repayment performance.

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Amount of financing receivable on nonaccrual status.

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