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v3.20.1

Subsequent Events, Textual (Details) |  | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 09, 2020 USD ($) $ / shares | Mar. 24, 2020 shares | Jan. 31, 2020 tonne | Dec. 31, 2019 USD ($) tonne | Dec. 31, 2019 USD ($) | Mar. 25, 2020 USD ($) derivative shares | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Dividend declaration |  |  |  |  |  |  |  |
Dividends payable | $ |  |  |  | $ 128,000 | $ 128,000 |  | $ 123,000 | $ 0
Bunker fuel, annual tonnes | tonne |  |  |  | 12,000 |  |  |  |
Bunker fuel, monthly tonnes | tonne |  |  |  | 1,000 |  |  |  |
Subsequent Event |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Bunker fuel, annual tonnes | tonne |  |  | 12,000 |  |  |  |  |
Bunker fuel, monthly tonnes | tonne |  |  | 1,000 |  |  |  |  |
Derivative, number of instruments held | derivative |  |  |  |  |  | 4 |  |
Fixed interest rate |  |  |  |  |  | 0.798% |  |
Notional amount | $ |  |  |  |  |  | $ 50,000 |  |
Subsequent Event | Cumulative Preferred Stock |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Dividends payable (in USD per share) | $ / shares | $ 0.50 |  |  |  |  |  |  |
Dividends payable | $ | $ 2,750,000 |  |  |  |  |  |  |
Date of record | Jan. 23, 2020 |  |  |  |  |  |  |
Date to be paid | Jan. 30, 2020 |  |  |  |  |  |  |
2020 March Share Repurchase Program | Subsequent Event | Common Stock |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Stock repurchase program, number of shares authorized to be repurchased (in shares) |  |  |  |  |  | 2,000,000 |  |
Stock repurchase program, additional number of shares authorized to be repurchased (in shares) |  |  |  |  |  | 1,500,000 |  |
Stock repurchased during period (in shares) |  | 1,136,254 |  |  |  |  |  |
2020 March Share Repurchase Program | Subsequent Event | Series C Preferred Stock |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Stock repurchase program, number of shares authorized to be repurchased (in shares) |  |  |  |  |  | 100,000 |  |
Stock repurchased during period (in shares) |  | 2,496 |  |  |  |  |  |
2020 March Share Repurchase Program | Subsequent Event | Series D Preferred Stock |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Stock repurchase program, number of shares authorized to be repurchased (in shares) |  |  |  |  |  | 100,000 |  |
Stock repurchased during period (in shares) |  | 4,950 |  |  |  |  |  |
Minimum |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Bunker fuel, sulphur content |  |  |  |  | 0.50% |  |  |
Minimum | Subsequent Event |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Bunker fuel, sulphur content |  |  | 0.50% |  |  |  |  |
Maximum |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Bunker fuel, sulphur content |  |  |  |  | 3.50% |  |  |
Maximum | Subsequent Event |  |  |  |  |  |  |  |
Dividend declaration |  |  |  |  |  |  |  |
Bunker fuel, sulphur content |  |  | 3.50% |  |  |  |  |

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