Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Assets Measured at Fair Value on Recurring Basis

Assets measured at fair value on a recurring basis are summarized below (in thousands).

	Level 1		Level 2		Level 3		Total at March 31, 2019
Marketable Equity Security	$	12	$	—	$	—	$	12
Equity Mutual Fund		—		8,840		—		8,840
U.S. Treasury Mutual Fund		8,775		—		—		8,775
	$	8,787	$	8,840	$	—	$	17,627

	Level 1		Level 2		Level 3		Total at December 31, 2018
Marketable Equity Security	$	11	$	—	$	—	$	11
Equity Mutual Fund		—		3,764		—		3,764
U.S. Treasury Mutual Fund		12,506		—		—		12,506
	$	12,517	$	3,764	$	—	$	16,281