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Loans and allowance for credit losses (Tables) | 9 Months Ended
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Sep. 30, 2020
Receivables [Abstract] |
Loans Outstanding by Major Lending Classification | Loans outstanding at September 30, 2020 and December 31, 2019, by class of financing receivable are as follows:
|  | September 30, |  | December 31,
|  | 2020 |  |  | 2019 |
Commercial and industrial (1) |  | $ | 1,417,671 |  |  | $ | 1,034,036 |
Construction |  | 1,190,878 |  |  | 551,101 |
Residential real estate: |  |  |  |
1-to-4 family mortgage |  | 1,140,611 |  |  | 710,454 |
Residential line of credit |  | 420,318 |  |  | 221,530 |
Multi-family mortgage |  | 165,937 |  |  | 69,429 |
Commercial real estate: |  |  |  |
Owner occupied |  | 924,987 |  |  | 630,270 |
Non-owner occupied |  | 1,644,400 |  |  | 920,744 |
Consumer and other |  | 308,736 |  |  | 272,078 |
Gross loans |  | 7,213,538 |  |  | 4,409,642 |
Less: Allowance for credit losses |  | (183,973) |  |  | (31,139) |
Net loans |  | $ | 7,029,565 |  |  | $ | 4,378,503 |
(1)Includes $310,719 of loans originated as part of the PPP at September 30, 2020, established by the CARES Act, in response to the COVID-19 pandemic. The PPP is administered by the SBA; loans originated as part of the PPP may be forgiven by the SBA under a set of defined rules. An allowance for credit losses of $49 at September 30, 2020, has been calculated for these loans. PPP loans are federally guaranteed as part of the CARES Act, provided PPP loan recipients receive loan forgiveness under the SBA regulations. As such, there is minimal credit risk associated with these loans.
Allowance for Loan Losses by Portfolio Segment and Related Investment in Loans Net of Unearned Interest | The following provides the changes in the allowance for credit losses by class of financing receivable for the three and nine months ended September 30, 2020 and 2019:
|  | Commercial and industrial |  | Construction |  | 1-to-4 family residential mortgage |  | Residential line of credit |  | Multi-family residential mortgage |  | Commercial real estate owner occupied |  | Commercial real estate non-owner occupied |  | Consumer and other |  | Total
Three Months Ended September 30, 2020
Beginning balance - June 30, 2020 |  | $ | 8,878 |  |  | $ | 35,599 |  |  | $ | 12,463 |  |  | $ | 6,811 |  |  | $ | 4,499 |  |  | $ | 7,420 |  |  | $ | 30,444 |  |  | $ | 7,015 |  |  | $ | 113,129 |
Provision for credit losses |  | (1,520) |  |  | 22,383 |  |  | 4,194 |  |  | 4,053 |  |  | 1,908 |  |  | (1,276) |  |  | 12,364 |  |  | 3,728 |  |  | 45,834 |
Recoveries of loans previously charged-off |  | 757 |  |  | 51 |  |  | 116 |  |  | 22 |  |  | — |  |  | 51 |  |  | — |  |  | 175 |  |  | 1,172 |
Loans charged off |  | (249) |  |  | — |  |  | (8) |  |  | — |  |  | — |  |  | (95) |  |  | (166) |  |  | (475) |  |  | (993) |
Initial allowance on loans purchased with deteriorated credit quality |  | 743 |  |  | 5,596 |  |  | 1,533 |  |  | 569 |  |  | 784 |  |  | 605 |  |  | 14,998 |  |  | 3 |  |  | 24,831 |
Ending balance - September 30, 2020 |  | $ | 8,609 |  |  | $ | 63,629 |  |  | $ | 18,298 |  |  | $ | 11,455 |  |  | $ | 7,191 |  |  | $ | 6,705 |  |  | $ | 57,640 |  |  | $ | 10,446 |  |  | $ | 183,973 |
Nine Months Ended September 30, 2020
Beginning balance - December 31, 2019 |  | $ | 4,805 |  |  | $ | 10,194 |  |  | $ | 3,112 |  |  | $ | 752 |  |  | $ | 544 |  |  | $ | 4,109 |  |  | $ | 4,621 |  |  | $ | 3,002 |  |  | $ | 31,139 |
Impact of adopting ASC 326 on non-purchased credit deteriorated loans |  | 5,300 |  |  | 1,533 |  |  | 7,920 |  |  | 3,461 |  |  | 340 |  |  | 1,879 |  |  | 6,822 |  |  | 3,633 |  |  | 30,888 |
Impact of adopting ASC 326 on purchased credit deteriorated loans |  | 82 |  |  | 150 |  |  | 421 |  |  | (3) |  |  | — |  |  | 162 |  |  | 184 |  |  | (438) |  |  | 558 |
Provision for credit losses |  | (2,354) |  |  | 45,962 |  |  | 5,412 |  |  | 6,633 |  |  | 5,523 |  |  | 132 |  |  | 31,282 |  |  | 5,247 |  |  | 97,837 |
Recoveries of loans previously charged-off |  | 1,652 |  |  | 202 |  |  | 166 |  |  | 61 |  |  | — |  |  | 68 |  |  | — |  |  | 471 |  |  | 2,620 |
Loans charged off |  | (1,630) |  |  | (18) |  |  | (373) |  |  | (21) |  |  | — |  |  | (304) |  |  | (711) |  |  | (1,512) |  |  | (4,569) |
Initial allowance on loans purchased with deteriorated credit quality |  | 754 |  |  | 5,606 |  |  | 1,640 |  |  | 572 |  |  | 784 |  |  | 659 |  |  | 15,442 |  |  | 43 |  |  | 25,500 |
Ending balance - September 30, 2020 |  | $ | 8,609 |  |  | $ | 63,629 |  |  | $ | 18,298 |  |  | $ | 11,455 |  |  | $ | 7,191 |  |  | $ | 6,705 |  |  | $ | 57,640 |  |  | $ | 10,446 |  |  | $ | 183,973 |
|  | Commercial and industrial |  | Construction |  | 1-to-4 family residential mortgage |  | Residential line of credit |  | Multi-family residential mortgage |  | Commercial real estate owner occupied |  | Commercial real estate non-owner occupied |  | Consumer and other |  | Total
Three Months Ended September 30, 2019
Beginning balance - June 30, 2019 |  | $ | 4,923 |  |  | $ | 9,655 |  |  | $ | 3,288 |  |  | $ | 755 |  |  | $ | 617 |  |  | $ | 3,512 |  |  | $ | 4,478 |  |  | $ | 2,910 |  |  | $ | 30,138 |
Provision for loan losses |  | 234 |  |  | 186 |  |  | 18 |  |  | 67 |  |  | (43) |  |  | 194 |  |  | 461 |  |  | 714 |  |  | 1,831 |
Recoveries of loans previously charged-off |  | 16 |  |  | 1 |  |  | 25 |  |  | 75 |  |  | — |  |  | 3 |  |  | — |  |  | 92 |  |  | 212 |
Loans charged off |  | (3) |  |  | — |  |  | — |  |  | (170) |  |  | — |  |  | — |  |  | (12) |  |  | (532) |  |  | (717) |
Ending balance - September 30, 2019 |  | $ | 5,170 |  |  | $ | 9,842 |  |  | $ | 3,331 |  |  | $ | 727 |  |  | $ | 574 |  |  | $ | 3,709 |  |  | $ | 4,927 |  |  | $ | 3,184 |  |  | $ | 31,464 |
Nine Months Ended September 30, 2019 |
Beginning balance - December 31, 2018 |  | $ | 5,348 |  |  | $ | 9,729 |  |  | $ | 3,428 |  |  | $ | 811 |  |  | $ | 566 |  |  | $ | 3,132 |  |  | $ | 4,149 |  |  | $ | 1,769 |  |  | $ | 28,932 |
Provision for loan losses |  | 17 |  |  | 105 |  |  | (77) |  |  | 100 |  |  | 8 |  |  | 482 |  |  | 790 |  |  | 2,678 |  |  | 4,103 |
Recoveries of loans previously charged-off |  | 66 |  |  | 8 |  |  | 62 |  |  | 121 |  |  | — |  |  | 95 |  |  | — |  |  | 435 |  |  | 787 |
Loans charged off |  | (261) |  |  | — |  |  | (82) |  |  | (305) |  |  | — |  |  | — |  |  | (12) |  |  | (1,698) |  |  | (2,358) |
Ending balance - September 30, 2019 |  | $ | 5,170 |  |  | $ | 9,842 |  |  | $ | 3,331 |  |  | $ | 727 |  |  | $ | 574 |  |  | $ | 3,709 |  |  | $ | 4,927 |  |  | $ | 3,184 |  |  | $ | 31,464 |
Allocation of Allowance for Loan Losses by Loan Category Broken Out Between Loans Individually and Collectively Evaluated for Impairment | The following table provides the amount of the allowance for credit losses by class of financing receivable for loans individually evaluated for impairment, loans collectively evaluated for impairment and loans acquired with deteriorated credit quality as of December 31, 2019:
|  | December 31, 2019
|  | Commercial and industrial |  | Construction |  | 1-to-4 family residential mortgage |  | Residential line of credit |  | Multi-family residential mortgage |  | Commercial real estate owner occupied |  | Commercial real estate non-owner occupied |  | Consumer and other |  | Total
Amount of allowance allocated to: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  | $ | 241 |  |  | $ | — |  |  | $ | 8 |  |  | $ | 9 |  |  | $ | — |  |  | $ | 238 |  |  | $ | 399 |  |  | $ | — |  |  | $ | 895 |
Collectively evaluated for impairment |  | 4,457 |  |  | 10,192 |  |  | 2,940 |  |  | 743 |  |  | 544 |  |  | 3,853 |  |  | 3,909 |  |  | 1,933 |  |  | 28,571 |
Acquired with deteriorated credit quality |  | 107 |  |  | 2 |  |  | 164 |  |  | — |  |  | — |  |  | 18 |  |  | 313 |  |  | 1,069 |  |  | 1,673 |
Ending balance - December 31, 2019 |  | $ | 4,805 |  |  | $ | 10,194 |  |  | $ | 3,112 |  |  | $ | 752 |  |  | $ | 544 |  |  | $ | 4,109 |  |  | $ | 4,621 |  |  | $ | 3,002 |  |  | $ | 31,139 |
Amount of Loans by Loan Category Broken Between Loans Individually and Collectively Evaluated for Impairment | The following table provides the amount of loans by class of financing receivable for loans individually evaluated for impairment, loans collectively evaluated for impairment and loans acquired with deteriorated credit quality as of December 31, 2019:
|  | December 31, 2019
|  | Commercial and industrial |  | Construction |  | 1-to-4 family residential mortgage |  | Residential line of credit |  | Multi-family residential mortgage |  | Commercial real estate owner occupied |  | Commercial real estate non-owner occupied |  | Consumer and other |  | Total
Loans, net of unearned income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  | $ | 9,026 |  |  | $ | 2,061 |  |  | $ | 1,347 |  |  | $ | 579 |  |  | $ | — |  |  | $ | 2,993 |  |  | $ | 7,755 |  |  | $ | 49 |  |  | $ | 23,810 |
Collectively evaluated for impairment |  | 1,023,326 |  |  | 546,156 |  |  | 689,769 |  |  | 220,878 |  |  | 69,429 |  |  | 621,386 |  |  | 902,792 |  |  | 254,944 |  |  | 4,328,680 |
Acquired with deteriorated credit quality |  | 1,684 |  |  | 2,884 |  |  | 19,338 |  |  | 73 |  |  | — |  |  | 5,891 |  |  | 10,197 |  |  | 17,085 |  |  | 57,152 |
Ending balance - December 31, 2019 |  | $ | 1,034,036 |  |  | $ | 551,101 |  |  | $ | 710,454 |  |  | $ | 221,530 |  |  | $ | 69,429 |  |  | $ | 630,270 |  |  | $ | 920,744 |  |  | $ | 272,078 |  |  | $ | 4,409,642 |
Financing Receivable, Amortized Costs Basis By Origination Year | The following table presents the credit quality of our loan portfolio by year of origination as of September 30, 2020. Revolving loans are presented separately. Management considers the guidance in ASC 310-20 when determining whether a modification, extension, or renewal constitutes a current period origination. Generally, current period renewals of credit are reunderwritten at the point of renewal and considered current period originations for the purposes of the table below.
September 30, 2020 |  |
|  | Term Loans |  |  |  |  |  |
|  | Amortized Cost Basis by Origination Year |  |  |  |  |  |
|  | 2020 |  | 2019 |  | 2018 |  | 2017 |  | 2016 |  | Prior |  | Revolving Loans Amortized Cost Basis |  | Total |  |
Commercial and industrial |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 399,906 |  |  | $ | 186,100 |  |  | $ | 69,916 |  |  | $ | 53,213 |  |  | $ | 33,976 |  |  | $ | 45,860 |  |  | $ | 511,111 |  |  | $ | 1,300,082 |  |  |
Watch |  | 3,236 |  |  | 3,034 |  |  | 6,283 |  |  | 3,652 |  |  | 11,293 |  |  | 6,245 |  |  | 36,083 |  |  | 69,826 |  |  |
Substandard |  | 6 |  |  | 3,160 |  |  | 17,022 |  |  | 6,552 |  |  | 686 |  |  | 6,869 |  |  | 13,269 |  |  | 47,564 |  |  |
Doubtful |  | 35 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 164 |  |  | 199 |  |  |
Total |  | 403,183 |  |  | 192,294 |  |  | 93,221 |  |  | 63,417 |  |  | 45,955 |  |  | 58,974 |  |  | 560,627 |  |  | 1,417,671 |  |  |
Construction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 311,117 |  |  | 448,019 |  |  | 110,473 |  |  | 49,845 |  |  | 41,750 |  |  | 75,570 |  |  | 115,894 |  |  | 1,152,668 |  |  |
Watch |  | 1,282 |  |  | 1,231 |  |  | 9,435 |  |  | 13,822 |  |  | 1,305 |  |  | 3,585 |  |  | — |  |  | 30,660 |  |  |
Substandard |  | — |  |  | 972 |  |  | 642 |  |  | 132 |  |  | 880 |  |  | 4,919 |  |  | — |  |  | 7,545 |  |  |
Doubtful |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 5 |  |  | — |  |  | 5 |  |  |
Total |  | 312,399 |  |  | 450,222 |  |  | 120,550 |  |  | 63,799 |  |  | 43,935 |  |  | 84,079 |  |  | 115,894 |  |  | 1,190,878 |  |  |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 232,248 |  |  | 203,167 |  |  | 188,471 |  |  | 170,725 |  |  | 119,327 |  |  | 168,732 |  |  | — |  |  | 1,082,670 |  |  |
Watch |  | 1,257 |  |  | 786 |  |  | 3,318 |  |  | 12,580 |  |  | 4,155 |  |  | 14,506 |  |  | — |  |  | 36,602 |  |  |
Substandard |  | 532 |  |  | 1,452 |  |  | 3,274 |  |  | 4,128 |  |  | 2,039 |  |  | 9,120 |  |  | — |  |  | 20,545 |  |  |
Doubtful |  | — |  |  | 34 |  |  | — |  |  | — |  |  | 270 |  |  | 490 |  |  | — |  |  | 794 |  |  |
Total |  | 234,037 |  |  | 205,439 |  |  | 195,063 |  |  | 187,433 |  |  | 125,791 |  |  | 192,848 |  |  | — |  |  | 1,140,611 |  |  |
Residential line of credit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 254 |  |  | — |  |  | 87 |  |  | — |  |  | 208 |  |  | 3,577 |  |  | 405,767 |  |  | 409,893 |  |  |
Watch |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 5,205 |  |  | 5,205 |  |  |
Substandard |  | 109 |  |  | 1 |  |  | — |  |  | 3 |  |  | — |  |  | — |  |  | 4,848 |  |  | 4,961 |  |  |
Doubtful |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 259 |  |  | 259 |  |  |
Total |  | 363 |  |  | 1 |  |  | 87 |  |  | 3 |  |  | 208 |  |  | 3,577 |  |  | 416,079 |  |  | 420,318 |  |  |
Multi-family mortgage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 23,747 |  |  | 15,055 |  |  | 12,629 |  |  | 54,660 |  |  | 11,718 |  |  | 36,812 |  |  | 11,259 |  |  | 165,880 |  |  |
Watch |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |
Substandard |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 57.00 |  |  | — |  |  | 57 |  |  |
Doubtful |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |
Total |  | 23,747 |  |  | 15,055 |  |  | 12,629 |  |  | 54,660 |  |  | 11,718 |  |  | 36,869 |  |  | 11,259 |  |  | 165,937 |  |  |
|  | 2020 |  | 2019 |  | 2018 |  | 2017 |  | 2016 |  | Prior |  | Revolving Loans Amortized Cost Basis |  | Total |  |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 99,827 |  |  | 181,214 |  |  | 106,212 |  |  | 97,689 |  |  | 81,383 |  |  | 221,365 |  |  | 49,382 |  |  | 837,072 |  |  |
Watch |  | 3,596 |  |  | 4,343 |  |  | 6,843 |  |  | 22,939 |  |  | 7,858 |  |  | 19,233 |  |  | 3,188 |  |  | 68,000 |  |  |
Substandard |  | 428 |  |  | 1,302 |  |  | 3,815 |  |  | 1,457 |  |  | 2,931 |  |  | 8,440 |  |  | 1,542 |  |  | 19,915 |  |  |
Doubtful |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |
Total |  | 103,851 |  |  | 186,859 |  |  | 116,870 |  |  | 122,085 |  |  | 92,172 |  |  | 249,038 |  |  | 54,112 |  |  | 924,987 |  |  |
Non-owner occupied |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 108,229 |  |  | 248,852 |  |  | 360,309 |  |  | 218,431 |  |  | 291,626 |  |  | 250,806 |  |  | 43,005 |  |  | 1,521,258 |  |  |
Watch |  | — |  |  | 6,181 |  |  | 5,897 |  |  | 26,361 |  |  | 21,775 |  |  | 43,984 |  |  | 45 |  |  | 104,243 |  |  |
Substandard |  | — |  |  | 149 |  |  | 12,130 |  |  | 1,166 |  |  | 1,693 |  |  | 3,761 |  |  | — |  |  | 18,899 |  |  |
Doubtful |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |
Total |  | 108,229 |  |  | 255,182 |  |  | 378,336 |  |  | 245,958 |  |  | 315,094 |  |  | 298,551 |  |  | 43,050 |  |  | 1,644,400 |  |  |
Consumer and other loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 65,261 |  |  | 57,677 |  |  | 42,388 |  |  | 28,207 |  |  | 42,014 |  |  | 32,720 |  |  | 18,440 |  |  | 286,707 |  |  |
Watch |  | 159 |  |  | 707 |  |  | 1,714 |  |  | 1,418 |  |  | 3,044 |  |  | 8,352 |  |  | 392 |  |  | 15,786 |  |  |
Substandard |  | 121 |  |  | 68 |  |  | 264 |  |  | 618 |  |  | 463 |  |  | 2,653 |  |  | 407 |  |  | 4,594 |  |  |
Doubtful |  | — |  |  | 260 |  |  | 295 |  |  | 544 |  |  | 196 |  |  | 354 |  |  | — |  |  | 1,649 |  |  |
Total |  | 65,541 |  |  | 58,712 |  |  | 44,661 |  |  | 30,787 |  |  | 45,717 |  |  | 44,079 |  |  | 19,239 |  |  | 308,736 |  |  |
Total |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | 1,240,589 |  |  | 1,340,084 |  |  | 890,485 |  |  | 672,770 |  |  | 622,002 |  |  | 835,442 |  |  | 1,154,858 |  |  | 6,756,230 |  |  |
Watch |  | 9,530 |  |  | 16,282 |  |  | 33,490 |  |  | 80,772 |  |  | 49,430 |  |  | 95,905 |  |  | 44,913 |  |  | 330,322 |  |  |
Substandard |  | 1,196 |  |  | 7,104 |  |  | 37,147 |  |  | 14,056 |  |  | 8,692 |  |  | 35,819 |  |  | 20,066 |  |  | 124,080 |  |  |
Doubtful |  | 35 |  |  | 294 |  |  | 295 |  |  | 544 |  |  | 466 |  |  | 849 |  |  | 423 |  |  | 2,906 |  |  |
Total |  | $ | 1,251,350 |  |  | $ | 1,363,764 |  |  | $ | 961,417 |  |  | $ | 768,142 |  |  | $ | 680,590 |  |  | $ | 968,015 |  |  | $ | 1,220,260 |  |  | $ | 7,213,538 |  |  |
Credit Quality Indicators by Portfolio Class | The following table shows credit quality indicators by class of financing receivable at December 31, 2019.
December 31, 2019 |  | Pass |  | Watch |  | Substandard |  | Total
Loans, excluding purchased credit impaired loans |  |  |  |  |  |  |  |
Commercial and industrial |  | $ | 946,247 |  |  | $ | 66,910 |  |  | $ | 19,195 |  |  | $ | 1,032,352 |
Construction |  | 541,201 |  |  | 4,790 |  |  | 2,226 |  |  | 548,217 |
Residential real estate: |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 666,177 |  |  | 11,380 |  |  | 13,559 |  |  | 691,116 |
Residential line of credit |  | 218,086 |  |  | 1,343 |  |  | 2,028 |  |  | 221,457 |
Multi-family mortgage |  | 69,366 |  |  | 63 |  |  | — |  |  | 69,429 |
Commercial real estate: |  |  |  |  |  |  |  |
Owner occupied |  | 576,737 |  |  | 30,379 |  |  | 17,263 |  |  | 624,379 |
Non-owner occupied |  | 876,670 |  |  | 24,342 |  |  | 9,535 |  |  | 910,547 |
Consumer and other |  | 248,632 |  |  | 3,304 |  |  | 3,057 |  |  | 254,993 |
Total loans, excluding purchased credit impaired loans |  | $ | 4,143,116 |  |  | $ | 142,511 |  |  | $ | 66,863 |  |  | $ | 4,352,490 |
Purchased credit impaired loans |  |  |  |  |  |  |  |
Commercial and industrial |  | $ | — |  |  | $ | 1,224 |  |  | $ | 460 |  |  | $ | 1,684 |
Construction |  | — |  |  | 2,681 |  |  | 203 |  |  | 2,884 |
Residential real estate: |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | — |  |  | 15,091 |  |  | 4,247 |  |  | 19,338 |
Residential line of credit |  | — |  |  | — |  |  | 73 |  |  | 73 |
Multi-family mortgage |  | — |  |  | — |  |  | — |  |  | — |
Commercial real estate: |  |  |  |  |  |  |  |
Owner occupied |  | — |  |  | 4,535 |  |  | 1,356 |  |  | 5,891 |
Non-owner occupied |  | — |  |  | 6,617 |  |  | 3,580 |  |  | 10,197 |
Consumer and other |  | — |  |  | 13,521 |  |  | 3,564 |  |  | 17,085 |
Total purchased credit impaired loans |  | — |  |  | 43,669 |  |  | 13,483 |  |  | 57,152 |
Total loans |  | $ | 4,143,116 |  |  | $ | 186,180 |  |  | $ | 80,346 |  |  | $ | 4,409,642 |
Past Due Loans | The following table represents an analysis of the aging by class of financing receivable as of September 30, 2020:
September 30, 2020 |  | 30-89 days past due |  | 90 days or more and accruing interest |  | Non-accrual loans |  |  |  | Loans current on payments and accruing interest |  | Total
Commercial and industrial |  | $ | 1,581 |  |  | $ | 11 |  |  | $ | 6,579 |  |  |  |  | $ | 1,409,500 |  |  | $ | 1,417,671 |
Construction |  | 4,346 |  |  | 196 |  |  | 2,018 |  |  |  |  | 1,184,318 |  |  | 1,190,878 |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 4,143 |  |  | 7,452 |  |  | 6,752 |  |  |  |  | 1,122,264 |  |  | 1,140,611 |
Residential line of credit |  | 287 |  |  | 216 |  |  | 1,925 |  |  |  |  | 417,890 |  |  | 420,318 |
Multi-family mortgage |  | — |  |  | 57 |  |  | — |  |  |  |  | 165,880 |  |  | 165,937 |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  | 1,096 |  |  | — |  |  | 2,194 |  |  |  |  | 921,697 |  |  | 924,987 |
Non-owner occupied |  | 114 |  |  | — |  |  | 12,358 |  |  |  |  | 1,631,928 |  |  | 1,644,400 |
Consumer and other |  | 3,584 |  |  | 1,132 |  |  | 2,759 |  |  |  |  | 301,261 |  |  | 308,736 |
Total |  | $ | 15,151 |  |  | $ | 9,064 |  |  | $ | 34,585 |  |  |  |  | $ | 7,154,738 |  |  | $ | 7,213,538 |
The following tables provide the amortized cost basis of loans on non-accrual status, as well as any related allowance and interest income, by class of financing receivable as of and for the three and nine months ended September 30, 2020:
|  |  |  |  |  |  | September 30, 2020 |  |  |  |
| u |  |  |  |  |  |  | End of period amortized cost |  |  |  |  |  |
|  | Beginning of period non-accrual amortized cost |  |  |  |  |  | Non-accrual with no related allowance |  | Non-accrual with related allowance |  | Related allowance |  |  |  |
Commercial and industrial |  | $ | 5,586 |  |  |  |  |  |  | $ | 913 |  |  | $ | 5,666 |  |  | $ | 936 |  |  |  |  |
Construction |  | 1,254 |  |  |  |  |  |  | 980 |  |  | 1,038 |  |  | 145 |  |  |  |  |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 4,585 |  |  |  |  |  |  | 4,247 |  |  | 2,505 |  |  | 62 |  |  |  |  |
Residential line of credit |  | 489 |  |  |  |  |  |  | — |  |  | 1,925 |  |  | 74 |  |  |  |  |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  | 2,285 |  |  |  |  |  |  | 1,469 |  |  | 725 |  |  | 66 |  |  |  |  |
Non-owner occupied |  | 9,460 |  |  |  |  |  |  | 5,475 |  |  | 6,883 |  |  | 1,568 |  |  |  |  |
Consumer and other |  | 1,623 |  |  |  |  |  |  | 88 |  |  | 2,671 |  |  | 165 |  |  |  |  |
Total |  | $ | 25,282 |  |  |  |  |  |  | $ | 13,172 |  |  | $ | 21,413 |  |  | $ | 3,016 |  |  |  |  |
|  |  |  | Interest Income
September 30, 2020 |  | Three Months Ended |  | Nine Months Ended
Commercial and industrial |  | $ | 287 |  |  | $ | 304 |
Construction |  | 42 |  |  | 48 |
Residential real estate: |  |  |  |
1-to-4 family mortgage |  | 15 |  |  | 21 |
Residential line of credit |  | 72 |  |  | 72 |
Commercial real estate: |  |  |  |
Owner occupied |  | 32 |  |  | 75 |
Non-owner occupied |  | 76 |  |  | 185 |
Consumer and other |  | — |  |  | 24 |
Total |  | $ | 524 |  |  | $ | 729 |
The following disclosures are presented in accordance with GAAP in effect prior to the adoption of CECL. The Company has included these disclosures to address the applicable prior periods presented. The following table provides the period-end amounts of loans that are past due, loans not accruing interest and loans current on payments accruing interest by category at December 31, 2019:
December 31, 2019 |  | 30-89 days past due |  | 90 days or more and accruing interest |  | Non-accrual loans |  | Purchased Credit Impaired loans |  | Loans current on payments and accruing interest |  | Total
Commercial and industrial |  | $ | 1,918 |  |  | $ | 291 |  |  | $ | 5,587 |  |  | $ | 1,684 |  |  | $ | 1,024,556 |  |  | $ | 1,034,036 |
Construction |  | 1,021 |  |  | 42 |  |  | 1,087 |  |  | 2,884 |  |  | 546,067 |  |  | 551,101 |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 10,738 |  |  | 3,965 |  |  | 3,332 |  |  | 19,338 |  |  | 673,081 |  |  | 710,454 |
Residential line of credit |  | 658 |  |  | 412 |  |  | 416 |  |  | 73 |  |  | 219,971 |  |  | 221,530 |
Multi-family mortgage |  | 63 |  |  | — |  |  | — |  |  | — |  |  | 69,366 |  |  | 69,429 |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  | 1,375 |  |  | — |  |  | 1,793 |  |  | 5,891 |  |  | 621,211 |  |  | 630,270 |
Non-owner occupied |  | 327 |  |  | — |  |  | 7,880 |  |  | 10,197 |  |  | 902,340 |  |  | 920,744 |
Consumer and other |  | 2,377 |  |  | 833 |  |  | 967 |  |  | 17,085 |  |  | 250,816 |  |  | 272,078 |
Total |  | $ | 18,477 |  |  | $ | 5,543 |  |  | $ | 21,062 |  |  | $ | 57,152 |  |  | $ | 4,307,408 |  |  | $ | 4,409,642 |
Impaired Loans Recognized | Impaired loans recognized in conformity with ASC 310 at December 31, 2019 segregated by class, were as follows:
December 31, 2019 |  | Recorded investment |  | Unpaid principal |  | Related allowance
With a related allowance recorded: |  |  |  |  |  |
Commercial and industrial |  | $ | 6,080 |  |  | $ | 8,350 |  |  | $ | 241 |
Residential real estate: |  |  |  |  |  |
1-to-4 family mortgage |  | 264 |  |  | 324 |  |  | 8 |
Residential line of credit |  | 320 |  |  | 320 |  |  | 9 |
Commercial real estate: |  |  |  |  |  |
Owner occupied |  | 756 |  |  | 1,140 |  |  | 238 |
Non-owner occupied |  | 6,706 |  |  | 6,747 |  |  | 399 |
Consumer and other |  | — |  |  | — |  |  | — |
Total |  | $ | 14,126 |  |  | $ | 16,881 |  |  | $ | 895 |
With no related allowance recorded: |  |  |  |  |  |
Commercial and industrial |  | $ | 2,946 |  |  | $ | 3,074 |  |  | $ | — |
Construction |  | 2,061 |  |  | 2,499 |  |  | — |
Residential real estate: |  |  |  |  |  |
1-to-4 family mortgage |  | 1,083 |  |  | 1,449 |  |  | — |
Residential line of credit |  | 259 |  |  | 280 |  |  | — |
Commercial real estate: |  |  |  |  |  |
Owner occupied |  | 2,237 |  |  | 2,627 |  |  | — |
Non-owner occupied |  | 1,049 |  |  | 1,781 |  |  | — |
Consumer and other |  | 49 |  |  | 49 |  |  | — |
Total |  | $ | 9,684 |  |  | $ | 11,759 |  |  | $ | — |
Total impaired loans |  | $ | 23,810 |  |  | $ | 28,640 |  |  | $ | 895 |
Average recorded investment and interest income on a cash basis recognized during the three and nine months ended September 30, 2019 on impaired loans, segregated by class, were as follows:
Three Months Ended |  | Nine Months Ended |  |  |  |  |  |  |  |  |
September 30, 2019 |  | Average recorded investment |  | Interest income recognized (cash basis) |  | Average recorded investment |  | Interest income recognized (cash basis) |  |  |  |  |  |  |  |  |
With a related allowance recorded: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial and industrial |  | $ | 3,109 |  |  | $ | 51 |  |  | $ | 1,850 |  |  | $ | 156 |  |  |  |  |  |  |  |  |  |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 265 |  |  | 2 |  |  | 205 |  |  | 13 |  |  |  |  |  |  |  |  |  |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  | 184 |  |  | 4 |  |  | 371 |  |  | 10 |  |  |  |  |  |  |  |  |  |
Non-owner occupied |  | 6,143 |  |  | 56 |  |  | 6,241 |  |  | 90 |  |  |  |  |  |  |  |  |  |
Consumer and other |  | 447 |  |  | — |  |  | 198 |  |  | 19 |  |  |  |  |  |  |  |  |  |
Total |  | $ | 10,148 |  |  | $ | 113 |  |  | $ | 8,865 |  |  | $ | 288 |  |  |  |  |  |  |  |  |  |
With no related allowance recorded: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial and industrial |  | $ | 766 |  |  | $ | 11 |  |  | $ | 991 |  |  | $ | 36 |  |  |  |  |  |  |  |  |  |
Construction |  | 1,639 |  |  | 90 |  |  | 1,641 |  |  | 142 |  |  |  |  |  |  |  |  |  |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 835 |  |  | 24 |  |  | 962 |  |  | 50 |  |  |  |  |  |  |  |  |  |
Residential line of credit |  | 427 |  |  | — |  |  | 245 |  |  | 2 |  |  |  |  |  |  |  |  |  |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  | 2,045 |  |  | 41 |  |  | 2,171 |  |  | 103 |  |  |  |  |  |  |  |  |  |
Non-owner occupied |  | 1,050 |  |  | — |  |  | 1,050 |  |  | — |  |  |  |  |  |  |  |  |  |
Consumer and other |  | 66 |  |  | 2 |  |  | 69 |  |  | 5 |  |  |  |  |  |  |  |  |  |
Total |  | $ | 6,828 |  |  | $ | 168 |  |  | $ | 7,129 |  |  | $ | 338 |  |  |  |  |  |  |  |  |  |
Total impaired loans |  | $ | 16,976 |  |  | $ | 281 |  |  | $ | 15,994 |  |  | $ | 626 |  |  |  |  |  |  |  |  |  |
Schedule of Changes Value of Accretable Yield of PCI Loans | The following table presents changes in the value of the accretable yield for PCI loans for the periods indicated.
|  |  |  | Three Months Ended September 30, |  | Nine Months Ended September 30, |  |
|  |  |  | 2019 |  |  | 2019 |  |  |  |  |
Balance at the beginning of period |  |  |  | $ | (14,862) |  |  | $ | (16,587) |  |  |  |  |
Additions through business combinations |  |  |  | — |  |  | (1,167) |  |  |  |  |
Principal reductions and other reclassifications from nonaccretable difference |  |  |  | (150) |  |  | 100 |  |  |  |  |
Accretion |  |  |  | 1,583 |  |  | 5,471 |  |  |  |  |
Changes in expected cash flows |  |  |  | 110 |  |  | (1,136) |  |  |  |  |
Balance at end of period |  |  |  | $ | (13,319) |  |  | $ | (13,319) |  |  |  |  |
Financial Effect of TDRs | The following tables present the financial effect of TDRs recorded during the periods indicated.
Three Months Ended September 30, 2020 |  | Number of loans |  | Pre-modification outstanding recorded investment |  | Post-modification outstanding recorded investment |  | Charge offs and specific reserves |
Commercial and industrial |  | 2 |  | $ | 420 |  |  | $ | 420 |  |  | $ | — |  |
Total |  | 2 |  | $ | 420 |  |  | $ | 420 |  |  | $ | — |  |
Three Months Ended September 30, 2019 |  | Number of loans |  | Pre-modification outstanding recorded investment |  | Post-modification outstanding recorded investment |  | Charge offs and specific reserves
Commercial and industrial |  | 1 |  |  | $ | 16 |  |  | $ | 16 |  |  | $ | — |
Construction |  | 1 |  |  | 1,070 |  |  | 1,070 |  |  |
Commercial real estate: |  |  |  |  |  |  |  |
Owner occupied |  | 1 |  |  | 927 |  |  | 927 |  |  | — |
Non-owner occupied |  | 1 |  |  | 1,366 |  |  | 1,366 |  |  | 106 |
Residential real estate: |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 1 |  |  | 128 |  |  | 128 |  |  | — |
Total |  | 5 |  |  | $ | 3,507 |  |  | $ | 3,507 |  |  | $ | 106 |
Nine Months Ended September 30, 2020 |  | Number of loans |  | Pre-modification outstanding recorded investment |  | Post-modification outstanding recorded investment |  | Charge offs and specific reserves
Commercial and industrial |  | 3 |  |  | $ | 1,573 |  |  | $ | 1,573 |  |  | $ | — |
Commercial real estate: |  |  |  |  |  |  |  |
Owner occupied |  | 1 |  |  | 788 |  |  | 788 |  |  | — |
Non-owner occupied |  | 2 |  |  | 3,752 |  |  | 3,752 |  |  | $ | — |
Residential real estate: |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 2 |  |  | 77 |  |  | 77 |  |  | — |
Total |  | 8 |  |  | $ | 6,190 |  |  | $ | 6,190 |  |  | $ | — |
Nine Months Ended September 30, 2019 |  | Number of loans |  | Pre-modification outstanding recorded investment |  | Post-modification outstanding recorded investment |  | Charge offs and specific reserves
Commercial and industrial |  | 3 |  | $ | 3,204 |  |  | $ | 3,204 |  |  | $ | — |
Construction |  | 1 |  | 1,070 |  |  | 1,070 |  |  | — |
Commercial real estate: |  |  |  |  |  |  |  |
Owner occupied |  | 1 |  | 927 |  |  | 927 |  |  | — |
Non-owner occupied |  | 1 |  | 1,366 |  |  | 1,366 |  |  | 106 |
Residential real estate: |  |  |  |  |  |  |  |
1-4 family mortgage |  | 1 |  | 128 |  |  | 128 |  |  | — |
Total |  | 7 |  | $ | 6,695 |  |  | $ | 6,695 |  |  | $ | 106 |
Allowance for Credit Losses, Individually Assessed Allowance | For loans for which the repayment (based on the Company's assessment) is expected to be provided substantially through the operation or sale of collateral and the borrower is experiencing financial difficulty, the following table presents the loans and the corresponding individually assessed allowance for credit losses by class of financing receivable.
|  | September 30, 2020
|  | Type of Collateral |  |
|  | Real Estate |  |  | Financial Assets and Equipment |  |  |  | Individually assessed allowance for credit loss
Commercial and industrial |  | $ | — |  |  |  | $ | 4,697 |  |  |  |  | $ | 668 |
Construction |  | 1,817 |  |  |  | — |  |  |  |  | — |
Residential real estate: |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  | 190 |  |  |  | — |  |  |  |  | — |
Residential line of credit |  | 1,195 |  |  |  | — |  |  |  |  | 9 |
Multi-family mortgage |  | — |  |  |  | — |  |  |  |  | — |
Commercial real estate: |  |  |  |  |  |  |  |  |
Owner occupied |  | 928 |  |  |  | — |  |  |  |  | 34 |
Non-owner occupied |  | 8,181 |  |  |  | — |  |  |  |  | 1,544 |
Consumer and other |  | 333 |  |  |  | — |  |  |  |  | 36 |
Total |  | $ | 12,644 |  |  |  | $ | 4,697 |  |  |  |  | $ | 2,291 |
Financing Receivable, Deferral Program | The following table outlines the Company's recorded investment and percentage of loans held for investment by class of financing receivable for Company executed deferrals that remain on deferral at September 30, 2020, in connection with Company COVID-19 relief programs. These deferrals typically ranged from sixty to ninety days per deferral and were not considered TDRs under the interagency regulatory guidance or the CARES Act issued in March 2020. As of September 30, 2020, the Company had a total of $1,181,232 loans previously deferred that returned to normal payment status.
|  |  |  | September 30, 2020 |  |  |  |  |
|  |  |  |  |  | % of Loans |  |  |  |  |
Commercial and industrial |  |  |  |  |  | $ | 25,641 |  |  | 1.8 | % |  |  |  |  |
Construction |  |  |  |  |  | 35,920 |  |  | 3.0 | % |  |  |  |  |
Residential real estate: |  |  |  |  |  |  |  |  |  |  |  |  |
1-to-4 family mortgage |  |  |  |  |  | 43,281 |  |  | 3.8 | % |  |  |  |  |
Residential line of credit |  |  |  |  |  | 9,226 |  |  | 2.2 | % |  |  |  |  |
Multi-family mortgage |  |  |  |  |  | 19,005 |  |  | 11.5 | % |  |  |  |  |
Commercial real estate: |  |  |  |  |  |  |  |  |  |  |  |  |
Owner occupied |  |  |  |  |  | 60,614 |  |  | 6.6 | % |  |  |  |  |
Non-owner occupied |  |  |  |  |  | 270,552 |  |  | 16.5 | % |  |  |  |  |
Consumer and other |  |  |  |  |  | 593 |  |  | 0.2 | % |  |  |  |  |
Total |  |  |  |  |  | $ | 464,832 |  |  | 6.4 | % |  |  |  |  |

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