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17. Peoples Bancorp of North Carolina, Inc. (Parent Company Only) Condensed Financial Statements (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2020 | Dec. 31, 2019
Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Interest-bearing time deposit |  |  |  |  |  |  |  |  |  |  |  | $ 118,843 | $ 720
Investment securities available for sale |  |  |  |  |  |  |  |  |  |  |  | 245,249 | 195,746
Total assets |  |  |  |  |  |  |  |  |  |  |  | 1,414,855 | 1,154,882
Liabilities and Shareholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated debentures |  |  |  |  |  |  |  |  |  |  |  | 15,464 | 15,619
Liabilities |  |  |  |  |  |  |  |  |  |  |  | 1,274,956 | 1,020,762
Shareholders' equity |  |  |  |  |  |  |  |  |  |  |  | 139,899 | 134,120
Total liabilities and shareholders' equity |  |  |  |  |  |  |  |  |  |  |  | 1,414,855 | 1,154,882
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and dividend income | $ 12,202 | $ 11,868 | $ 11,638 | $ 12,250 | $ 12,613 | $ 12,430 | $ 12,375 | $ 12,183 | $ 47,958 | $ 49,601 | $ 45,350 |  |
Expenses: |  |  |  |  |  |  |  |  |  |  |  |  |
Interest | 941 | 942 | 912 | 1,041 | 1,225 | 994 | 781 | 757 | 3,836 | 3,757 | 2,146 |  |
Income before income tax benefit and equity in undistributed earnings of subsidiaries | 2,294 | 5,622 | 3,096 | 2,834 | 3,638 | 4,455 | 4,658 | 4,452 | 13,846 | 17,203 | 16,006 |  |
Income tax benefit | 374 | 1,113 | 535 | 467 | 672 | 834 | 845 | 785 | 2,489 | 3,136 | 2,624 |  |
Net earnings | 1,920 | 4,509 | 2,561 | 2,367 | 2,966 | 3,621 | 3,813 | 3,667 | 11,357 | 14,067 | 13,382 |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings | 1,920 | $ 4,509 | $ 2,561 | 2,367 | 2,966 | $ 3,621 | $ 3,813 | 3,667 | 11,357 | 14,067 | 13,382 |  |
Change in: |  |  |  |  |  |  |  |  |  |  |  |  |
Other assets |  |  |  |  |  |  |  |  | (382) | 952 | (3,695) |  |
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 9,162 | 13,197 | 17,187 |  |
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from calls and maturities of investment securities available for sale |  |  |  |  |  |  |  |  | 62,408 | 40,561 | 48,241 |  |
Net cash provided by investing activities |  |  |  |  |  |  |  |  | (148,972) | (48,181) | (18,587) |  |
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of junior subordinated debenture |  |  |  |  |  |  |  |  | 155 | 5,000 | 0 |  |
Net cash used by financing activities |  |  |  |  |  |  |  |  | 249,003 | 44,001 | (12,534) |  |
Net change in cash |  |  |  |  |  |  |  |  | 109,193 | 9,017 | (13,934) |  |
Noncash investing and financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Change in unrealized gain on investment securities available for sale, net |  |  |  |  |  |  |  |  | 1,756 | 2,658 | (2,607) |  |
Parent Company |  |  |  |  |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |
Cash | 664 |  |  | 1,187 | 1,187 |  |  | 689 | 664 | 689 | 428 | 664 | 1,187
Interest-bearing time deposit |  |  |  |  |  |  |  |  |  |  |  | 1,000 | 1,000
Investment in subsidiaries |  |  |  |  |  |  |  |  |  |  |  | 152,598 | 146,230
Investment in PEBK Capital Trust II |  |  |  |  |  |  |  |  |  |  |  | 464 | 619
Investment securities available for sale |  |  |  |  |  |  |  |  |  |  |  | 0 | 250
Other assets |  |  |  |  |  |  |  |  |  |  |  | 650 | 476
Total assets |  |  |  |  |  |  |  |  |  |  |  | 155,376 | 149,762
Liabilities and Shareholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |
Junior subordinated debentures |  |  |  |  |  |  |  |  |  |  |  | 15,464 | 15,619
Liabilities |  |  |  |  |  |  |  |  |  |  |  | 13 | 23
Shareholders' equity |  |  |  |  |  |  |  |  |  |  |  | 139,899 | 134,120
Total liabilities and shareholders' equity |  |  |  |  |  |  |  |  |  |  |  | $ 155,376 | $ 149,762
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and dividend income |  |  |  |  |  |  |  |  | 7,539 | 12,850 | 4,544 |  |
Total revenues |  |  |  |  |  |  |  |  | 7,539 | 12,850 | 4,544 |  |
Expenses: |  |  |  |  |  |  |  |  |  |  |  |  |
Interest |  |  |  |  |  |  |  |  | 370 | 844 | 790 |  |
Other operating expenses |  |  |  |  |  |  |  |  | 625 | 629 | 678 |  |
Total expenses |  |  |  |  |  |  |  |  | 995 | 1,473 | 1,468 |  |
Income before income tax benefit and equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | 6,544 | 11,377 | 3,076 |  |
Income tax benefit |  |  |  |  |  |  |  |  | 201 | 299 | 299 |  |
Income before equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | 6,745 | 11,676 | 3,375 |  |
Equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | 4,612 | 2,391 | 10,007 |  |
Net earnings |  |  |  |  |  |  |  |  | 11,357 | 14,067 | 13,382 |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | 11,357 | 14,067 | 13,382 |  |
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Equity in undistributed earnings of subsidiaries |  |  |  |  |  |  |  |  | (4,612) | (2,391) | (10,007) |  |
Change in: |  |  |  |  |  |  |  |  |  |  |  |  |
Other assets |  |  |  |  |  |  |  |  | (19) | 57 | 13 |  |
Other liabilities |  |  |  |  |  |  |  |  | (10) | (13) | 6 |  |
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 6,716 | 11,720 | 3,394 |  |
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from calls and maturities of investment securities available for sale |  |  |  |  |  |  |  |  | 250 | 0 | 0 |  |
Net cash provided by investing activities |  |  |  |  |  |  |  |  | 250 | 0 | 0 |  |
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of junior subordinated debenture |  |  |  |  |  |  |  |  | (155) | (5,000) | 0 |  |
Cash dividends paid on common stock |  |  |  |  |  |  |  |  | (4,392) | (3,939) | (3,133) |  |
Stock repurchase |  |  |  |  |  |  |  |  | (2,999) | (2,490) | 0 |  |
Proceeds from exercise of restricted stock units |  |  |  |  |  |  |  |  | 57 | 207 | 0 |  |
Net cash used by financing activities |  |  |  |  |  |  |  |  | (7,489) | (11,222) | (3,133) |  |
Net change in cash |  |  |  |  |  |  |  |  | (523) | 498 | 261 |  |
Cash at beginning of year |  |  |  | $ 1,187 |  |  |  | $ 689 | 1,187 | 689 | 428 |  |
Cash at end of year | $ 664 |  |  |  | $ 1,187 |  |  |  | 664 | 1,187 | 689 |  |
Noncash investing and financing activities: |  |  |  |  |  |  |  |  |  |  |  |  |
Change in unrealized gain on investment securities available for sale, net |  |  |  |  |  |  |  |  | $ 1,756 | $ 2,658 | $ (2,607) |  |

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