Marketable Equity Securities (Tables)

3 Months Ended

Mar. 31, 2019

Investments Debt And Equity Securities [Abstract]

Schedule of Investments in Marketable Equity Securities

Investments in marketable equity securities as of March 31, 2019 consisted of the following:

			Gross Unrealized
	Cost Basis		Gains		Losses		Value
Investment in marketable equity securities
Common stocks	$	755,487	$	966,569	$	—	$	1,722,056
Total investment in marketable equity securities	$	755,487	$	966,569	$	—	$	1,722,056