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Loans (Tables) | 9 Months Ended
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Sep. 30, 2018
Loans [Abstract] |
Major Classification of Loans Net of Unearned Income, Deferred Loan Origination Costs and Net Premiums on Acquired Loans | Major classifications of loans, net of unearned income, deferred loan origination costs, and net premiums on acquired loans, are summarized as follows:
(in thousands) |  | September 30 2018 |  |  | December 31 2017 |
Commercial construction |  | $ | 81,472 |  |  | $ | 76,479 |
Commercial secured by real estate |  |  | 1,183,632 |  |  |  | 1,188,680 |
Equipment lease financing |  |  | 1,986 |  |  |  | 3,042 |
Commercial other |  |  | 346,645 |  |  |  | 351,034 |
Real estate construction |  |  | 61,782 |  |  |  | 67,358 |
Real estate mortgage |  |  | 722,022 |  |  |  | 709,570 |
Home equity |  |  | 103,805 |  |  |  | 99,356 |
Consumer direct |  |  | 146,002 |  |  |  | 137,754 |
Consumer indirect |  |  | 530,542 |  |  |  | 489,667 |
Total loans |  | $ | 3,177,888 |  |  | $ | 3,122,940 |
Nonaccrual Loans Segregated by Class of Loans | Nonaccrual loans segregated by class of loans were as follows:
(in thousands) |  | September 30 2018 |  |  | December 31 2017 |
Commercial: |  |  |  |  |  |
Commercial construction |  | $ | 619 |  |  | $ | 1,207 |
Commercial secured by real estate |  |  | 5,061 |  |  |  | 7,028 |
Commercial other |  |  | 443 |  |  |  | 934 |
Residential: |  |  |  |  |  |  |  |
Real estate construction |  |  | 22 |  |  |  | 318 |
Real estate mortgage |  |  | 6,401 |  |  |  | 8,243 |
Home equity |  |  | 486 |  |  |  | 389 |
Total nonaccrual loans |  | $ | 13,032 |  |  | $ | 18,119 |
Bank's Loan Portfolio Aging Analysis, Segregated by Class | The following tables present CTBI’s loan portfolio aging analysis, segregated by class, as of September 30, 2018 and December 31, 2017:
|  | September 30, 2018 |
(in thousands) |  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90+ Days Past Due |  |  | Total Past Due |  |  | Current |  |  | Total Loans |  |  | 90+ and Accruing* |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 127 |  |  | $ | 116 |  |  | $ | 551 |  |  | $ | 794 |  |  | $ | 80,678 |  |  | $ | 81,472 |  |  | $ | 47 |
Commercial secured by real estate |  |  | 5,962 |  |  |  | 8,174 |  |  |  | 6,673 |  |  |  | 20,809 |  |  |  | 1,162,823 |  |  |  | 1,183,632 |  |  |  | 2,453 |
Equipment lease financing |  |  | 0 |  |  |  | 0 |  |  |  | 0 |  |  |  | 0 |  |  |  | 1,986 |  |  |  | 1,986 |  |  |  | 0 |
Commercial other |  |  | 549 |  |  |  | 794 |  |  |  | 287 |  |  |  | 1,630 |  |  |  | 345,015 |  |  |  | 346,645 |  |  |  | 90 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 420 |  |  |  | 218 |  |  |  | 33 |  |  |  | 671 |  |  |  | 61,111 |  |  |  | 61,782 |  |  |  | 11 |
Real estate mortgage |  |  | 939 |  |  |  | 4,658 |  |  |  | 9,291 |  |  |  | 14,888 |  |  |  | 707,134 |  |  |  | 722,022 |  |  |  | 4,413 |
Home equity |  |  | 917 |  |  |  | 293 |  |  |  | 593 |  |  |  | 1,803 |  |  |  | 102,002 |  |  |  | 103,805 |  |  |  | 310 |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer direct |  |  | 828 |  |  |  | 355 |  |  |  | 36 |  |  |  | 1,219 |  |  |  | 144,783 |  |  |  | 146,002 |  |  |  | 36 |
Consumer indirect |  |  | 4,405 |  |  |  | 841 |  |  |  | 645 |  |  |  | 5,891 |  |  |  | 524,651 |  |  |  | 530,542 |  |  |  | 645 |
Total |  | $ | 14,147 |  |  | $ | 15,449 |  |  | $ | 18,109 |  |  | $ | 47,705 |  |  | $ | 3,130,183 |  |  | $ | 3,177,888 |  |  | $ | 8,005 |
|  | December 31, 2017 |
(in thousands) |  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90+ Days Past Due |  |  | Total Past Due |  |  | Current |  |  | Total Loans |  |  | 90+ and Accruing* |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 138 |  |  | $ | 0 |  |  | $ | 1,238 |  |  | $ | 1,376 |  |  | $ | 75,103 |  |  | $ | 76,479 |  |  | $ | 31 |
Commercial secured by real estate |  |  | 4,047 |  |  |  | 1,599 |  |  |  | 8,514 |  |  |  | 14,160 |  |  |  | 1,174,520 |  |  |  | 1,188,680 |  |  |  | 2,665 |
Equipment lease financing |  |  | 430 |  |  |  | 0 |  |  |  | 0 |  |  |  | 430 |  |  |  | 2,612 |  |  |  | 3,042 |  |  |  | 0 |
Commercial other |  |  | 835 |  |  |  | 77 |  |  |  | 652 |  |  |  | 1,564 |  |  |  | 349,470 |  |  |  | 351,034 |  |  |  | 87 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 224 |  |  |  | 202 |  |  |  | 223 |  |  |  | 649 |  |  |  | 66,709 |  |  |  | 67,358 |  |  |  | 223 |
Real estate mortgage |  |  | 2,064 |  |  |  | 5,029 |  |  |  | 11,605 |  |  |  | 18,698 |  |  |  | 690,872 |  |  |  | 709,570 |  |  |  | 6,293 |
Home equity |  |  | 595 |  |  |  | 178 |  |  |  | 428 |  |  |  | 1,201 |  |  |  | 98,155 |  |  |  | 99,356 |  |  |  | 167 |
Consumer: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consumer direct |  |  | 983 |  |  |  | 148 |  |  |  | 62 |  |  |  | 1,193 |  |  |  | 136,561 |  |  |  | 137,754 |  |  |  | 62 |
Consumer indirect |  |  | 4,085 |  |  |  | 1,399 |  |  |  | 648 |  |  |  | 6,132 |  |  |  | 483,535 |  |  |  | 489,667 |  |  |  | 648 |
Total |  | $ | 13,401 |  |  | $ | 8,632 |  |  | $ | 23,370 |  |  | $ | 45,403 |  |  | $ | 3,077,537 |  |  | $ | 3,122,940 |  |  | $ | 10,176 |
*90+ and Accruing are also included in 90+ Days Past Due column.
Credit Risk Profile of the Bank's Commercial Loan Portfolio Based on Rating Category and Payment Activity, Segregated by Class of Loans | The following tables present the credit risk profile of CTBI’s commercial loan portfolio based on rating category and payment activity, segregated by class of loans, as of September 30, 2018 and December 31, 2017:
(in thousands) |  | Commercial Construction |  |  | Commercial Secured by Real Estate |  |  | Equipment Leases |  |  | Commercial Other |  |  | Total |
September 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 74,592 |  |  | $ | 1,029,800 |  |  | $ | 1,986 |  |  | $ | 294,562 |  |  | $ | 1,400,940 |
Watch |  |  | 3,133 |  |  |  | 74,669 |  |  |  | 0 |  |  |  | 30,020 |  |  |  | 107,822 |
OAEM |  |  | 1,626 |  |  |  | 17,906 |  |  |  | 0 |  |  |  | 6,903 |  |  |  | 26,435 |
Substandard |  |  | 2,121 |  |  |  | 61,146 |  |  |  | 0 |  |  |  | 15,080 |  |  |  | 78,347 |
Doubtful |  |  | 0 |  |  |  | 111 |  |  |  | 0 |  |  |  | 80 |  |  |  | 191 |
Total |  | $ | 81,472 |  |  | $ | 1,183,632 |  |  | $ | 1,986 |  |  | $ | 346,645 |  |  | $ | 1,613,735 |
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass |  | $ | 67,846 |  |  | $ | 1,053,701 |  |  | $ | 3,005 |  |  | $ | 305,655 |  |  | $ | 1,430,207 |
Watch |  |  | 3,323 |  |  |  | 65,182 |  |  |  | 0 |  |  |  | 29,008 |  |  |  | 97,513 |
OAEM |  |  | 1,304 |  |  |  | 22,401 |  |  |  | 37 |  |  |  | 3,206 |  |  |  | 26,948 |
Substandard |  |  | 3,828 |  |  |  | 47,223 |  |  |  | 0 |  |  |  | 12,947 |  |  |  | 63,998 |
Doubtful |  |  | 178 |  |  |  | 173 |  |  |  | 0 |  |  |  | 218 |  |  |  | 569 |
Total |  | $ | 76,479 |  |  | $ | 1,188,680 |  |  | $ | 3,042 |  |  | $ | 351,034 |  |  | $ | 1,619,235 |
Credit Risk Profile of Residential Real Estate and Consumer Loan Portfolio Based on Performing and Nonperforming Status Segregated by Class | The following tables present the credit risk profile of CTBI’s residential real estate and consumer loan portfolios based on performing or nonperforming status, segregated by class, as of September 30, 2018 and December 31, 2017:
(in thousands) |  | Real Estate Construction |  |  | Real Estate Mortgage |  |  | Home Equity |  |  | Consumer Direct |  |  | Consumer Indirect |  |  | Total |
September 30, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performing |  | $ | 61,749 |  |  | $ | 711,208 |  |  | $ | 103,009 |  |  | $ | 145,966 |  |  | $ | 529,897 |  |  | $ | 1,551,829 |
Nonperforming (1) |  |  | 33 |  |  |  | 10,814 |  |  |  | 796 |  |  |  | 36 |  |  |  | 645 |  |  |  | 12,324 |
Total |  | $ | 61,782 |  |  | $ | 722,022 |  |  | $ | 103,805 |  |  | $ | 146,002 |  |  | $ | 530,542 |  |  | $ | 1,564,153 |
December 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performing |  | $ | 66,817 |  |  | $ | 695,034 |  |  | $ | 98,800 |  |  | $ | 137,692 |  |  | $ | 489,019 |  |  | $ | 1,487,362 |
Nonperforming (1) |  |  | 541 |  |  |  | 14,536 |  |  |  | 556 |  |  |  | 62 |  |  |  | 648 |  |  |  | 16,343 |
Total |  | $ | 67,358 |  |  | $ | 709,570 |  |  | $ | 99,356 |  |  | $ | 137,754 |  |  | $ | 489,667 |  |  | $ | 1,503,705 |
(1) A loan is considered nonperforming if it is 90 days or more past due and/or on nonaccrual.
Impaired Loans, Average Investment in Impaired Loans, and Interest Income Recognized on Impaired Loans | The following table presents impaired loans, the average investment in impaired loans, and interest income recognized on impaired loans for the periods ended September 30, 2018, December 31, 2017, and September 30, 2017:
|  | September 30, 2018 |
(in thousands) |  | Recorded Balance |  |  | Unpaid Contractual Principal Balance |  |  | Specific Allowance |
Loans without a specific valuation allowance: |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 2,804 |  |  | $ | 2,804 |  |  | $ | 0 |
Commercial secured by real estate |  |  | 31,632 |  |  |  | 33,538 |  |  |  | 0 |
Commercial other |  |  | 8,268 |  |  |  | 10,034 |  |  |  | 0 |
Real estate mortgage |  |  | 1,878 |  |  |  | 1,880 |  |  |  | 0 |
Loans with a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial secured by real estate |  |  | 1,980 |  |  |  | 3,116 |  |  |  | 641 |
Commercial other |  |  | 321 |  |  |  | 321 |  |  |  | 95 |
Totals: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2,804 |  |  |  | 2,804 |  |  |  | 0 |
Commercial secured by real estate |  |  | 33,612 |  |  |  | 36,654 |  |  |  | 641 |
Commercial other |  |  | 8,589 |  |  |  | 10,355 |  |  |  | 95 |
Real estate mortgage |  |  | 1,878 |  |  |  | 1,880 |  |  |  | 0 |
Total |  | $ | 46,883 |  |  | $ | 51,693 |  |  | $ | 736 |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, 2018 |  |  | September 30, 2018 |
(in thousands) |  | Average Investment in Impaired Loans |  |  | *Interest Income Recognized |  |  | Average Investment in Impaired Loans |  |  | *Interest Income Recognized |
Loans without a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 2,865 |  |  | $ | 26 |  |  | $ | 3,795 |  |  | $ | 132 |
Commercial secured by real estate |  |  | 30,216 |  |  |  | 349 |  |  |  | 30,588 |  |  |  | 1,073 |
Commercial other |  |  | 8,518 |  |  |  | 125 |  |  |  | 8,857 |  |  |  | 405 |
Real estate construction |  |  | 0 |  |  |  | 0 |  |  |  | 106 |  |  |  | 0 |
Real estate mortgage |  |  | 1,882 |  |  |  | 13 |  |  |  | 1,596 |  |  |  | 24 |
Loans with a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial secured by real estate |  |  | 2,005 |  |  |  | 0 |  |  |  | 2,112 |  |  |  | 1 |
Commercial other |  |  | 339 |  |  |  | 8 |  |  |  | 220 |  |  |  | 12 |
Totals: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2,865 |  |  |  | 26 |  |  |  | 3,795 |  |  |  | 132 |
Commercial secured by real estate |  |  | 32,221 |  |  |  | 349 |  |  |  | 32,700 |  |  |  | 1,074 |
Commercial other |  |  | 8,857 |  |  |  | 133 |  |  |  | 9,077 |  |  |  | 417 |
Real estate construction |  |  | 0 |  |  |  | 0 |  |  |  | 106 |  |  |  | 0 |
Real estate mortgage |  |  | 1,882 |  |  |  | 13 |  |  |  | 1,596 |  |  |  | 24 |
Total |  | $ | 45,825 |  |  | $ | 521 |  |  | $ | 47,274 |  |  | $ | 1,647 |
|  | Year Ended December 31, 2017 |
(in thousands) |  | Recorded Balance |  |  | Unpaid Contractual Principal Balance |  |  | Specific Allowance |  |  | Average Investment in Impaired Loans |  |  | *Interest Income Recognized |
Loans without a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 4,431 |  |  | $ | 4,439 |  |  | $ | 0 |  |  | $ | 4,835 |  |  | $ | 200 |
Commercial secured by real estate |  |  | 28,480 |  |  |  | 30,365 |  |  |  | 0 |  |  |  | 27,753 |  |  |  | 1,344 |
Equipment lease financing |  |  | 0 |  |  |  | 0 |  |  |  | 0 |  |  |  | 34 |  |  |  | 0 |
Commercial other |  |  | 9,481 |  |  |  | 11,252 |  |  |  | 0 |  |  |  | 10,444 |  |  |  | 539 |
Real estate construction |  |  | 318 |  |  |  | 318 |  |  |  | 0 |  |  |  | 534 |  |  |  | 0 |
Real estate mortgage |  |  | 1,564 |  |  |  | 1,570 |  |  |  | 0 |  |  |  | 1,591 |  |  |  | 36 |
Loans with a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 153 |  |  |  | 173 |  |  |  | 25 |  |  |  | 155 |  |  |  | 0 |
Commercial secured by real estate |  |  | 2,985 |  |  |  | 4,095 |  |  |  | 966 |  |  |  | 3,932 |  |  |  | 8 |
Commercial other |  |  | 0 |  |  |  | 0 |  |  |  | 0 |  |  |  | 65 |  |  |  | 0 |
Totals: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 4,584 |  |  |  | 4,612 |  |  |  | 25 |  |  |  | 4,990 |  |  |  | 200 |
Commercial secured by real estate |  |  | 31,465 |  |  |  | 34,460 |  |  |  | 966 |  |  |  | 31,685 |  |  |  | 1,352 |
Equipment lease financing |  |  | 0 |  |  |  | 0 |  |  |  | 0 |  |  |  | 34 |  |  |  | 0 |
Commercial other |  |  | 9,481 |  |  |  | 11,252 |  |  |  | 0 |  |  |  | 10,509 |  |  |  | 539 |
Real estate construction |  |  | 318 |  |  |  | 318 |  |  |  | 0 |  |  |  | 534 |  |  |  | 0 |
Real estate mortgage |  |  | 1,564 |  |  |  | 1,570 |  |  |  | 0 |  |  |  | 1,591 |  |  |  | 36 |
Total |  | $ | 47,412 |  |  | $ | 52,212 |  |  | $ | 991 |  |  | $ | 49,343 |  |  | $ | 2,127 |
|  | September 30, 2017 |
(in thousands) |  | Recorded Balance |  |  | Unpaid Contractual Principal Balance |  |  | Specific Allowance |
Loans without a specific valuation allowance: |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 4,613 |  |  | $ | 4,621 |  |  | $ | 0 |
Commercial secured by real estate |  |  | 25,322 |  |  |  | 25,916 |  |  |  | 0 |
Commercial other |  |  | 9,994 |  |  |  | 11,804 |  |  |  | 0 |
Real estate construction |  |  | 873 |  |  |  | 873 |  |  |  | 0 |
Real estate mortgage |  |  | 1,196 |  |  |  | 1,196 |  |  |  | 0 |
Loans with a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 153 |  |  |  | 174 |  |  |  | 25 |
Commercial secured by real estate |  |  | 3,918 |  |  |  | 5,023 |  |  |  | 1,301 |
Commercial other |  |  | 130 |  |  |  | 133 |  |  |  | 65 |
Totals: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 4,766 |  |  |  | 4,795 |  |  |  | 25 |
Commercial secured by real estate |  |  | 29,240 |  |  |  | 30,939 |  |  |  | 1,301 |
Commercial other |  |  | 10,124 |  |  |  | 11,937 |  |  |  | 65 |
Real estate construction |  |  | 873 |  |  |  | 873 |  |  |  | 0 |
Real estate mortgage |  |  | 1,196 |  |  |  | 1,196 |  |  |  | 0 |
Total |  | $ | 46,199 |  |  | $ | 49,740 |  |  | $ | 1,391 |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, 2017 |  |  | September 30, 2017 |
(in thousands) |  | Average Investment in Impaired Loans |  |  | *Interest Income Recognized |  |  | Average Investment in Impaired Loans |  |  | *Interest Income Recognized |
Loans without a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  | $ | 4,662 |  |  | $ | 50 |  |  | $ | 4,955 |  |  | $ | 136 |
Commercial secured by real estate |  |  | 25,452 |  |  |  | 276 |  |  |  | 27,318 |  |  |  | 980 |
Equipment lease financing |  |  | 0 |  |  |  | 0 |  |  |  | 45 |  |  |  | 0 |
Commercial other |  |  | 10,191 |  |  |  | 123 |  |  |  | 10,717 |  |  |  | 396 |
Real estate construction |  |  | 860 |  |  |  | 0 |  |  |  | 569 |  |  |  | 0 |
Real estate mortgage |  |  | 1,197 |  |  |  | 8 |  |  |  | 1,601 |  |  |  | 30 |
Loans with a specific valuation allowance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 153 |  |  |  | 0 |  |  |  | 156 |  |  |  | 0 |
Commercial secured by real estate |  |  | 3,984 |  |  |  | 3 |  |  |  | 4,236 |  |  |  | 8 |
Commercial other |  |  | 130 |  |  |  | 0 |  |  |  | 87 |  |  |  | 0 |
Totals: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 4,815 |  |  |  | 50 |  |  |  | 5,111 |  |  |  | 136 |
Commercial secured by real estate |  |  | 29,436 |  |  |  | 279 |  |  |  | 31,554 |  |  |  | 988 |
Equipment lease financing |  |  | 0 |  |  |  | 0 |  |  |  | 45 |  |  |  | 0 |
Commercial other |  |  | 10,321 |  |  |  | 123 |  |  |  | 10,804 |  |  |  | 396 |
Real estate construction |  |  | 860 |  |  |  | 0 |  |  |  | 569 |  |  |  | 0 |
Real estate mortgage |  |  | 1,197 |  |  |  | 8 |  |  |  | 1,601 |  |  |  | 30 |
Total |  | $ | 46,629 |  |  | $ | 460 |  |  | $ | 49,684 |  |  | $ | 1,550 |
*Cash basis interest is substantially the same as interest income recognized.
Troubled Debt Restructuring | Presented below, segregated by class of loans, are troubled debt restructurings that occurred during the three and nine months ended September 30, 2018 and 2017 and the year ended December 31, 2017:
|  | Three Months Ended September 30, 2018 |
(in thousands) |  | Number of Loans |  |  | Term Modification |  |  | Rate Modification |  |  | Combination |  |  | Post-Modification Outstanding Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial secured by real estate |  |  | 6 |  |  |  | 2,028 |  |  |  | 0 |  |  |  | 400 |  |  |  | 2,428 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate mortgage |  |  | 1 |  |  |  | 264 |  |  |  | 0 |  |  |  | 0 |  |  |  | 264 |
Total troubled debt restructurings |  |  | 7 |  |  | $ | 2,292 |  |  | $ | 0 |  |  | $ | 400 |  |  | $ | 2,692 |
|  | Nine Months Ended September 30, 2018 |
(in thousands) |  | Number of Loans |  |  | Term Modification |  |  | Rate Modification |  |  | Combination |  |  | Post-Modification Outstanding Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 4 |  |  | $ | 443 |  |  | $ | 0 |  |  | $ | 15 |  |  | $ | 458 |
Commercial secured by real estate |  |  | 23 |  |  |  | 4,587 |  |  |  | 0 |  |  |  | 1,383 |  |  |  | 5,970 |
Commercial other |  |  | 8 |  |  |  | 465 |  |  |  | 0 |  |  |  | 0 |  |  |  | 465 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate mortgage |  |  | 1 |  |  |  | 264 |  |  |  | 0 |  |  |  | 0 |  |  |  | 264 |
Total troubled debt restructurings |  |  | 36 |  |  | $ | 5,759 |  |  | $ | 0 |  |  | $ | 1,398 |  |  | $ | 7,157 |
|  | Year Ended December 31, 2017 |
(in thousands) |  | Number of Loans |  |  | Term Modification |  |  | Rate Modification |  |  | Combination |  |  | Post-Modification Outstanding Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2 |  |  | $ | 0 |  |  | $ | 0 |  |  | $ | 114 |  |  | $ | 114 |
Commercial secured by real estate |  |  | 15 |  |  |  | 2,199 |  |  |  | 0 |  |  |  | 192 |  |  |  | 2,391 |
Commercial other |  |  | 22 |  |  |  | 1,072 |  |  |  | 0 |  |  |  | 136 |  |  |  | 1,208 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 1 |  |  |  | 846 |  |  |  | 0 |  |  |  | 0 |  |  |  | 846 |
Real estate mortgage |  |  | 3 |  |  |  | 988 |  |  |  | 0 |  |  |  | 0 |  |  |  | 988 |
Total troubled debt restructurings |  |  | 43 |  |  | $ | 5,105 |  |  | $ | 0 |  |  | $ | 442 |  |  | $ | 5,547 |
|  | Three Months Ended September 30, 2017 |
(in thousands) |  | Number of Loans |  |  | Term Modification |  |  | Rate Modification |  |  | Combination |  |  | Post-Modification Outstanding Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial secured by real estate |  |  | 6 |  |  | $ | 295 |  |  | $ | 0 |  |  | $ | 0 |  |  | $ | 295 |
Commercial other |  |  | 1 |  |  |  | 102 |  |  |  | 0 |  |  |  | 0 |  |  |  | 102 |
Total troubled debt restructurings |  |  | 7 |  |  | $ | 397 |  |  | $ | 0 |  |  | $ | 0 |  |  | $ | 397 |
|  | Nine Months Ended September 30, 2017 |
(in thousands) |  | Number of Loans |  |  | Term Modification |  |  | Rate Modification |  |  | Combination |  |  | Post-Modification Outstanding Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2 |  |  | $ | 0 |  |  | $ | 0 |  |  | $ | 114 |  |  | $ | 114 |
Commercial secured by real estate |  |  | 11 |  |  |  | 874 |  |  |  | 0 |  |  |  | 192 |  |  |  | 1,066 |
Commercial other |  |  | 10 |  |  |  | 237 |  |  |  | 0 |  |  |  | 136 |  |  |  | 373 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 1 |  |  |  | 846 |  |  |  | 0 |  |  |  | 0 |  |  |  | 846 |
Real estate mortgage |  |  | 1 |  |  |  | 323 |  |  |  | 0 |  |  |  | 0 |  |  |  | 323 |
Total troubled debt restructurings |  |  | 25 |  |  | $ | 2,280 |  |  | $ | 0 |  |  | $ | 442 |  |  | $ | 2,722 |
Defaulted Restructured Loans | Presented below, segregated by class of loans, are loans that were modified as troubled debt restructurings within the past twelve months which have subsequently defaulted. CTBI considers a loan in default when it is 90 days or more past due or transferred to nonaccrual.
(in thousands) |  | Three Months Ended September 30, 2018 |  |  | Three Months Ended September 30, 2017 |
|  | Number of Loans |  |  | Recorded Balance |  |  | Number of Loans |  |  | Recorded Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2 |  |  | $ | 147 |  |  |  | 0 |  |  | $ | 0 |
Commercial secured by real estate |  |  | 0 |  |  |  | 0 |  |  |  | 2 |  |  |  | 961 |
Commercial other |  |  | 1 |  |  |  | 6 |  |  |  | 0 |  |  |  | 0 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 0 |  |  |  | 0 |  |  |  | 1 |  |  |  | 846 |
Total defaulted restructured loans |  |  | 3 |  |  | $ | 153 |  |  |  | 3 |  |  | $ | 1,807 |
(in thousands) |  | Nine Months Ended September 30, 2018 |  |  | Nine Months Ended September 30, 2017 |
|  | Number of Loans |  |  | Recorded Balance |  |  | Number of Loans |  |  | Recorded Balance |
Commercial: |  |  |  |  |  |  |  |  |  |  |  |
Commercial construction |  |  | 2 |  |  | $ | 147 |  |  |  | 0 |  |  | $ | 0 |
Commercial secured by real estate |  |  | 1 |  |  |  | 17 |  |  |  | 2 |  |  | $ | 961 |
Commercial other |  |  | 2 |  |  |  | 31 |  |  |  | 0 |  |  |  | 0 |
Residential: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate construction |  |  | 0 |  |  |  | 0 |  |  |  | 1 |  |  |  | 846 |
Total defaulted restructured loans |  |  | 5 |  |  | $ | 195 |  |  |  | 3 |  |  | $ | 1,807 |

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