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Stockholders' Equity - Narrative (Details) - USD ($)	3 Months Ended		77 Months Ended	93 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2021	Jun. 30, 2021	May 31, 2015
Class of Stock [Line Items]
Common stock, shares outstanding (in shares)	33,631,749		33,631,749	33,631,749	33,514,952
Common stock dividends paid	$ 2,522,408	$ 823,846		$ 77,000,000
Common Stock
Class of Stock [Line Items]
Treasury stock acquired average price per share (in USD per share)	$ 4.53	$ 2.79
2015 Share Repurchase Program
Class of Stock [Line Items]
Repurchase amount	$ 4,000,000		$ 4,000,000	$ 4,000,000
2015 Share Repurchase Program | Common Stock
Class of Stock [Line Items]
Authorized amount to be repurchased						$ 5,000,000
Treasury stock acquired (in shares)	0		706,858
Treasury stock acquired average price per share (in USD per share)			$ 5.72

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