Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Income Taxes [Abstract]

Schedule of Dividends Paid, Per Share [Table Text Block]

Dividend payments to common stockholders for the last three years are characterized for tax purposes as follows on a per share basis:

(Unaudited)	December 31, 2021		December 31, 2020		December 31, 2019
Ordinary income	$	2.87799	$	3.50400	$	4.20000
Capital gain	0.43890		0.10999		—
Return of capital	0.48562		0.79603		—
Dividends paid per common share	$	3.8025	$	4.41	$	4.20