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Dividends and Distributions Payable (Tables) | 12 Months Ended
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Dec. 31, 2021
Common and Preferred Stock |
Schedule of Dividends Payable [Table Text Block] | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
For the Year Ended December 31, |  | 2021 |  | 2020 |  | 2019
Ordinary Income | ​ | $ | 2.398 | ​ | $ | 1.928 | ​ | $ | 1.933
Return of Capital | ​ |  | 0.206 | ​ |  | 0.477 | ​ |  | 0.347
Total | ​ | $ | 2.604 | ​ | $ | 2.405 | ​ | $ | 2.280

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- Definition Tabular disclosure of all or some of the information related to dividends declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586 + Details
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