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Parent Company Financial Information - Condensed Cash Flow Statement (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2019 | Dec. 31, 2018
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |
Net income | $ 539 | $ 606 | $ 319 | $ 135 | $ 307 | $ 439 | $ 478 | $ 255 | $ 1,599 | $ 1,583
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |  |  |  |
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | 206 | (538)
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 2,992 | 4,136
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |
Dividends paid |  |  |  |  |  |  |  |  | (1,128) | (1,122)
Net cash used in financing activities |  |  |  |  |  |  |  |  | (32,004) | 22,241
Net in cash and cash equivalents |  |  |  |  |  |  |  |  | (2,664) | 3,349
Glen Burnie Bancorp |  |  |  |  |  |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | 1,599 | 1,583
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |  |  |  |
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | 2 | 2
(Decrease) increase in other liabilities |  |  |  |  |  |  |  |  |  | (1)
Decrease in due from subsidiaries |  |  |  |  |  |  |  |  |  | 1
Change in undistributed equity of subsidiaries |  |  |  |  |  |  |  |  | (703) | (708)
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 898 | 877
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |
Proceeds from dividend reinvestment plan |  |  |  |  |  |  |  |  | 138 | 147
Dividends paid |  |  |  |  |  |  |  |  | (1,128) | (1,122)
Net cash used in financing activities |  |  |  |  |  |  |  |  | (990) | (975)
Net in cash and cash equivalents |  |  |  |  |  |  |  |  | (92) | (98)
Cash and cash equivalents at beginning of year |  |  |  | $ 135 |  |  |  |  | 135 | 233
Cash and cash equivalents at end of year | $ 43 |  |  |  | $ 233 |  |  |  | $ 43 | $ 135

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