Income Taxes (Schedule of Per Share Distributions Reported to Shareholders) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Ordinary Income	$ 2.06	$ 3.22	$ 2.53
Long-term capital gain	1.14	0.04	0.46
Return of capital	0	0.06	0
Unrecaptured Sec. 1250 gain	0.12	0	0.21
Total common share distributions	$ 3.32	$ 3.32	$ 3.20