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Consolidated Statements of Changes in Shareholders' Equity - Unaudited (Parenthetical) - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2021
Series C Preferred Stock |  |
Preferred stock, dividends, per share, cash paid (usd per share) | $ 0.346206 | $ 1.041346
Series D Preferred Stock |  |
Preferred stock, dividends, per share, cash paid (usd per share) | 0.332790 | 1.075982
Series E Preferred Stock |  |
Preferred stock, dividends, per share, cash paid (usd per share) | 0.335984 | 1.142234
Series F Preferred Stock |  |
Preferred stock, dividends, per share, cash paid (usd per share) | $ 0.375 | $ 1.125

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