Investment in Securities (Tables)

3 Months Ended

Mar. 31, 2020

Investments in Securities [Abstract]

Investments in Equity Securities

Investments in equity securities at March 31, 2020 and December 31, 2019 consisted of the following (in thousands):

	March 31, 2020				December 31, 2019
	Cost		Estimated Fair Value		Cost			Estimated Fair Value
Investments in equity securities:
Common stocks	$	41,148	$	16,729		$	41,226		$	26,463
Mutual funds		755		661			755			752
Closed-end funds		494		429			494			511
Total investments in equity securities	$	42,397	$	17,819		$	42,475		$	27,726

Investments in Debt Securities

Investments in debt securities at March 31, 2020 and December 31, 2019 consisted of the following (in thousands):

	March 31, 2020
	Amortized Cost			Gross Unrealized Holding Gains			Gross Unrealized Holding Losses			Estimated Fair Value
Investments in debt securities:
Foreign government obligations		$	2,998		$	-		$	-		$	2,998
Total investments in debt securities		$	2,998		$	-		$	-		$	2,998

	December 31, 2019
	Amortized Cost			Gross Unrealized Holding Gains			Gross Unrealized Holding Losses			Estimated Fair Value
Investments in debt securities:
Foreign government obligations		$	6,547		$	-		$	-		$	6,547
Total investments in debt securities		$	6,547		$	-		$	-		$	6,547