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Stockholders' Equity - Common Stock Dividends and Buyback Program (Details) - USD ($)	6 Months Ended		7 Months Ended	25 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2017	May 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock outstanding	33,171,514			33,171,514
Cash dividends to common stockholders	$ 4,969,335	$ 3,801,962
Cash dividend (in dollars per share)	$ 0.075
Common Stock | 2015 Share Repurchase Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized amount to be repurchased					$ 5,000,000
Value of shares repurchased	$ 395,550	$ 459,858	$ 1,609,008
Number of treasury shares acquired	55,018	73,455	265,762	0
Average cost per share (in dollars per share)	$ 7.19	$ 6.26	$ 6.05
Dividends Paid 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash dividend (in dollars per share)		0.05
Dividends Paid 2 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash dividend (in dollars per share)		$ 0.065

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Aggregate dividends paid during the period for each share of common stock outstanding.

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