Loans - Recorded investment in past due loans by loan segment (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Aging of the recorded investment in past due loans by loan segment
Current	$ 2,002,190	$ 1,911,174
Nonaccrual	606	461
Totals	2,002,817	1,912,038
30-89 Days Past Due
Aging of the recorded investment in past due loans by loan segment
Past Due	21	403
Commercial
Aging of the recorded investment in past due loans by loan segment
Current	299,397	276,028
Nonaccrual	7	7
Totals	299,425	276,035
Commercial \| 30-89 Days Past Due
Aging of the recorded investment in past due loans by loan segment
Past Due	21
Construction and Land Development
Aging of the recorded investment in past due loans by loan segment
Current	183,180	196,600
Nonaccrual	170	176
Totals	183,350	196,776
HELOC and 1-4 Family Junior Mortgage
Aging of the recorded investment in past due loans by loan segment
Current	30,928	28,621
Totals	30,928	28,621
1st REM - 1-4 Family
Aging of the recorded investment in past due loans by loan segment
Current	34,552	36,671
Totals	34,552	36,671
LOCs and 2nd REM - Rentals
Aging of the recorded investment in past due loans by loan segment
Current	19,632	18,527
Nonaccrual	303	144
Totals	19,935	18,671
1st REM - Rentals
Aging of the recorded investment in past due loans by loan segment
Current	187,049	176,114
Nonaccrual	126	134
Totals	187,175	176,648
1st REM - Rentals \| 30-89 Days Past Due
Aging of the recorded investment in past due loans by loan segment
Past Due		400
Multifamily
Aging of the recorded investment in past due loans by loan segment
Current	536,380	515,014
Totals	536,380	515,014
CRE Owner Occupied
Aging of the recorded investment in past due loans by loan segment
Current	75,207	66,584
Totals	75,207	66,584
CRE Non-owner Occupied
Aging of the recorded investment in past due loans by loan segment
Current	631,541	592,545
Totals	631,541	592,545
Consumer and other
Aging of the recorded investment in past due loans by loan segment
Current	4,324	4,470
Totals	$ 4,324	4,473
Consumer and other \| 30-89 Days Past Due
Aging of the recorded investment in past due loans by loan segment
Past Due		$ 3

Amount of financing receivable not past due.

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Amount of financing receivable on nonaccrual status.

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Amount of financing receivable past due.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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