Investment in Marketable Securities, Net (Tables)

3 Months Ended

Sep. 30, 2020

Investments, Debt and Equity Securities [Abstract]

Schedule of Changes in Unrealized Gains and Losses on Investments

At September 30, 2020 and June 30, 2020, all of the Company’s marketable securities are classified as trading securities. The change in the unrealized gains and losses on these investments are included in earnings. Trading securities are summarized as follows:

			Gross		Gross			Net			Fair
Investment	Cost		Unrealized Gain		Unrealized Loss			Unrealized Loss			Value
As of September 30, 2020
Corporate
Equities	$	5,727,000	$	102,000	$	(4,948,000	)	$	(4,846,000	)	$	881,000
As of June 30, 2020
Corporate
Equities	$	5,788,000	$	108,000	$	(5,026,000	)	$	(4,918,000	)	$	870,000

Schedule of Net Gains (Losses) on Marketable Securities

Net gains (losses) on marketable securities on the statement of operations is comprised of realized and unrealized gains (losses). Below is the composition of the net gains (losses) on marketable securities for the three months ended September 30, 2020 and 2019, respectively.

For the three months ended September 30,	2020		2019
Realized gain (loss) on marketable securities, net	$	24,000	$	(4,000	)
Unrealized gain (loss) on marketable securities, net		2,000		(62,000	)
Unrealized gain (loss) on marketable securities related to Comstock		70,000		(225,000	)
Net gain (loss) on marketable securities	$	96,000	$	(291,000	)