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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2022
INCOME TAXES |
Schedule of allocation of distributions made to stockholders | The approximate allocation of the distributions made to stockholders is as follows for the years indicated:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, | ​
​ |  | 2022 |  | 2021 |  | 2020
Ordinary income (a) | ​ | 54 | % | ​ | 43 | % | ​ | 45 | %
Capital gains | ​ | 46 | ​ | ​ | 57 | ​ | ​ | 47 | ​
Return of capital | ​ | — | ​ | ​ | — | ​ | ​ | 8 | ​
​ | ​ | 100 | % | ​ | 100 | % | ​ | 100 | %
(a) | In 2022, 2021 and 2020, the ordinary income portion of the distributions are considered qualified REIT dividends and will be taxed at a rate reduced by up to 20% pursuant to Internal Revenue Code Section 199A.
Schedule of reconciliation of dividends declared with the dividends paid deduction | The following table reconciles dividends declared with the dividends paid deduction for the years indicated (amounts in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2022 |  | 2021 |  | 2020
​ | ​ | Estimate | ​ | Actual | ​ | Actual
Dividends declared | ​ | $ | 37,915 | ​ | $ | 37,478 | ​ | $ | 36,564
Dividend reinvestment plan (a) | ​ |  | 102 | ​ |  | 35 | ​ |  | 47
​ | ​ |  | 38,017 | ​ |  | 37,513 | ​ |  | 36,611
Less: Spillover dividends designated to following year (b) | ​ | ​ | — | ​ | ​ | (2,085) | ​ | ​ | (9,261)
Less: Return of capital | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (3,265)
Plus: Dividends designated from prior year | ​ | ​ | 2,085 | ​ | ​ | 9,261 | ​ | ​ | 8,976
Plus: Dividends designated from following year | ​ |  | 4,240 | ​ |  | — | ​ |  | —
Dividends paid deduction | ​ | $ | 44,342 | ​ | $ | 44,689 | ​ | $ | 33,061
(a) | Reflects the discount on common stock purchased through the dividend reinvestment plan of 3% from June 2021 through December 2022 and 5% prior to June 2021.
(b) | A portion of the dividend paid in January 2022 and the entire dividend paid in January 2021 are considered 2022 and 2021 dividends, respectively, as such dividends were in excess of the Company’s earnings and profits during 2021 and 2020, respectively.

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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 https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
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