Capital Markets Issuance of Shares (Tables)	6 Months Ended
	Jun. 30, 2022
Equity [Abstract]
Common And Preferred Shares Disclosure [Text Block]	During the three and six months ended June 30, 2022, the Company declared cash dividends totaling $0.825 and $1.60 per common share, respectively. Additionally, during the three and six months ended June 30, 2022, the Board declared cash dividends of $0.359375 and $0.71875 per share, respectively, on each of the Company's 5.75% Series C cumulative convertible preferred shares and the Company's 5.75% Series G cumulative redeemable preferred shares and cash dividends of $0.5625 and $1.125 per share, respectively, on the Company's 9.00% Series E cumulative convertible preferred shares.