Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Equity Offerings (Details)

v3.21.2

Equity Offerings (Details) - USD ($)						1 Months Ended	3 Months Ended	6 Months Ended
Equity Offerings (Details) - USD ($)	Jul. 02, 2021	Jun. 29, 2021	Jun. 25, 2021	Jun. 23, 2021	Apr. 09, 2021	Aug. 09, 2021	Jun. 30, 2021	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Proceeds from issuance of common shares, net of expenses								$ 22,878,849	$ 0
Preferred Stock, Par or Stated Value Per Share							$ 0.001	$ 0.001		$ 0.001
Sales of stock							$ 21,336,384	$ 22,878,849	(58,353)
Proceeds from issuance of preferred stock, gross								$ 40,613,126	$ 0
Subsequent Events
Sale of common stock						1,582,717
Proceeds from issuance of common shares, net of expenses						$ 8,014,203
Common Shares
Sale of common stock							4,210,324	4,513,731
Sales of stock							$ 4,211	$ 4,514
Common stock issued under prospectus supplement dated October 31, 2019
Sale of common stock								4,513,731
Proceeds from issuance of common shares, net of expenses								$ 22,878,849
ATM \| Common stock issued under prospectus supplement dated April 9, 2021
Authorized amount to be issued					$ 43,636,250
Series A Preferred Stock
Sale of common stock		1,700,000
Dividend rate			7.75%	7.75%
Preferred Stock, Par or Stated Value Per Share			$ 0.001	$ 0.001
Share Price			$ 25.00	$ 25.00
Sales of stock		$ 42,500,000					$ (40,613,126)	$ 40,613,126
Proceeds from issuance of preferred stock, gross	$ 47,600,000
Proceeds from issuance of preferred stock, net	45,400,000
Series A Preferred Stock \| Subsequent Events
Proceeds from issuance of preferred stock, net	$ 45,400,000
Series A Preferred Stock \| Maximum
Sale of common stock				1,955,000
Series A Preferred Stock \| Over-Allotment Option
Sale of common stock	203,000			255,000
Series A Preferred Stock \| Over-Allotment Option \| Subsequent Events
Sale of common stock	203,000
Proceeds from issuance of preferred stock, gross	$ 5,100,000
Proceeds from issuance of preferred stock, net	$ 4,900,000

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