Parent Company Only Condensed Financial Information	12 Months Ended
	Dec. 31, 2021
Parent Company Only Condensed Financial Information [Abstract]
Parent Company Only Condensed Financial Information	NOTE 20 – PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION Condensed financial information of CF Bankshares Inc. follows: 2021 2020Assets Cash and cash equivalents$ 819 $ 1,785Equity securities 5,000 5,000Investment in banking subsidiary 155,391 125,172Investment in and advances to other subsidiary 243 241Other assets 3,374 2,533Total assets$ 164,827 $ 134,731 Liabilities and Equity Subordinated debentures$ 14,883 $ 14,844Other borrowings 24,277 9,500Accrued expenses and other liabilities 337 177Stockholders' equity 125,330 110,210Total liabilities and stockholders' equity$ 164,827 $ 134,731 2021 2020 2019 Interest income$ 414 $ -   $ -  Other income 230 178 70Interest expense 1,527 1,209 1,353Other expense 851 830 758Loss before income tax and before undistributed subsidiary income (1,734) (1,861) (2,041)Tax effect 407 390 427Loss after income tax and before undistributed subsidiary income (1,327) (1,471) (1,614)Equity in undistributed subsidiary income 19,780 31,079 11,215Net income $ 18,453 $ 29,608 $ 9,601Comprehensive income $ 18,187 $ 29,676 $ 9,702 2021 2020 2019Cash flows from operating activities Net Income$ 18,453 $ 29,608 $ 9,601Adjustments: Effect of subsidiaries' operations (19,780) (31,079) (11,215)Amortization, net 39 38 39Change in other assets and other liabilities (681) (480) (939)Net cash used by operating activities (1,969) (1,913) (2,514) Cash flows from investing activities Investments in banking subsidiary (10,000) (5,000) (14,000)Purchase of equity securities -   (5,000) -  Net cash used by investing activities (10,000) (10,000) (14,000) Cash flows from financing activities Proceeds from other borrowings 19,277 15,000 4,000Repayments of other borrowings (4,500) (10,500) (5,000)Net proceeds from the issuance of preferred stock private placement -   -   14,000Net proceeds from the issuance of common stock private placement -   -   9,641Proceeds from exercise of stock options 185 36 -  Acquisition of treasury shares surrendered upon vesting of restricted stock for payment of taxes and exercise proceeds (139) (32) (23)Purchase of treasury shares (2,972) (648) -  Dividends paid (848) (195) 1,258Net cash from financing activities 11,003 3,661 23,876Net change in cash and cash equivalents (966) (8,252) 7,362Beginning cash and cash equivalents 1,785 10,037 2,675Ending cash and cash equivalents$ 819 $ 1,785 $ 10,037 ‎