Note 4 - Investments

3 Months Ended

Mar. 31, 2017

Notes to Financial Statements

Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]

4. Investments

As of

March

31,

2017

and

December

31,

2016,

investments totaled

$500,000

and

$607,000,

respectively, which consisted of marketable securities.

The following provides information regarding the Company’s marketable securities as of

March

31,

2017

and

December

31,

2016:

	March 31,			December 31,
	2017			2016
Cost basis	$	543,000		$	543,000
Gains previously recognized on warrants		380,000			380,000
Loss included in accumulated other comprehensive loss before tax benefit		(423,000	)		(316,000	)
Fair value	$	500,000		$	607,000

No

marketable securities were sold during the

three

months ended

March

31,

2017

and the year ended

December

31,

2016.

The change in unrealized loss of

$77,000

and

$96,000

in the statements of comprehensive income are presented net of tax for the quarters ended

March

31,

2017

and

2016,

respectively. The tax benefit on the unrealized loss was

$30,000

and

$51,000,

for the quarters ended

March

31,

2017

and

2016,

respectively.