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Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2020 | Sep. 30, 2019
Cash Flows from Operating Activities |  |
Net income | $ 5,702 | $ 6,840
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization of premises and equipment | 992 | 1,003
Amortization of core deposit intangibles | 127 | 241
Amortization of debt issuance costs | 14 | 13
Origination of loans held for sale | (3,183) | (7,497)
Proceeds from sale of loans held for sale | 3,410 | 6,899
Net gains on sales of loans held for sale | (60) | (81)
Provision for loan losses | 3,200 | 200
Net gains on securities available for sale | (38) | 0
Increase in cash value of bank owned life insurance | (345) | (333)
Accretion of discounts and amortization of premiums on securities, net | 497 | 447
Accretion of premium on time deposits | (20) | (46)
Stock-based compensation | 254 | 159
Excess tax benefits on stock-based compensation | (2) | (2)
Gains on disposal of premises and equipment | (9) | 0
Deferred income tax benefit | (1,030) | (97)
Changes in assets and liabilities: |  |
(Increase) decrease in interest receivable | (1,091) | 60
Decrease (increase) in other assets | 688 | (1,122)
(Decrease) increase in accrued expenses and other liabilities | (28) | 210
Net cash provided by operating activities | 9,078 | 6,894
Cash Flows from Investing Activities |  |
Proceeds from maturities, calls, principal payments, and sales of securities available for sale | 24,787 | 14,431
Proceeds from maturities, calls, and principal payments of securities held to maturity | 2,444 | 1,669
Purchases of securities available for sale | (18,019) | (2,336)
Net purchase of restricted securities | (42) | (118)
Purchase of premises and equipment | (793) | (883)
Proceeds from sale of premises and equipment | 9 | 0
Purchase of bank owned life insurance | 0 | (3,000)
Net increase in loans | (74,379) | (28,694)
Net cash used in investing activities | (65,993) | (18,931)
Cash Flows from Financing Activities |  |
Net increase in demand deposits and savings accounts | 147,872 | 14,497
Net (decrease) increase in time deposits | (15,899) | 604
Proceeds from subordinated debt, net of issuance costs | 4,990 | 0
Cash dividends paid on common stock, net of reinvestment | (1,509) | (1,257)
Net cash provided by financing activities | 133,336 | 13,792
Increase in cash and cash equivalents | 76,421 | 1,755
Cash and Cash Equivalents |  |
Beginning | 45,785 | 28,618
Ending | 122,206 | 30,373
Supplemental Disclosures of Cash Flow Information |  |
Interest | 2,739 | 3,658
Income taxes | 2,451 | 1,576
Supplemental Disclosures of Noncash Investing and Financing Activities |  |
Unrealized gains on securities available for sale | 3,294 | 4,167
Unrealized losses on securities transferred from held to maturity to available for sale | 0 | (431)
Fair value of securities transferred from held to maturity to available for sale | 0 | 23,036
Change in fair value of cash flow hedges | 134 | 0
Issuance of common stock, dividend reinvestment plan | 106 | 83
First National Corporation 2014 Stock Incentive Plan [Member] |  |
Cash Flows from Financing Activities |  |
Repurchase of common stock | (47) | (20)
Employee Stock Ownership Plan [Member] |  |
Cash Flows from Financing Activities |  |
Repurchase of common stock | 0 | (32)
Stock Repurchase Plan [Member] |  |
Cash Flows from Financing Activities |  |
Repurchase of common stock | $ (2,071) | $ 0

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