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Investment Portfolio - Equity Method Investments (Details)	3 Months Ended
	Mar. 31, 2019 USD ($)
Investments, Debt and Equity Securities [Abstract]
Total assets	$ 171,333,153
Total liabilities	34,730,660
Net assets	136,602,493
DHCM's portion of net assets	46,260,613
Investment Income	1,373,481
Expenses	291,103
Net realized gains (losses)	398,296
Net change in unrealized appreciation/depreciation	8,205,267
Net income	9,685,941
DHCM's portion of net income	$ 3,415,624

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