Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

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 December 31, 2020
Marketable Equity Security	$	11	$	—	$	—	$	11
Equity Mutual Fund	$	—	$	5,780	$	—	$	5,780
U.S. Treasury Mutual Fund	$	13,282	$	—	$	—	$	13,282
(in thousands)	Level 1		Level 2		Level 3		Total December 31, 2019
Marketable Equity Security	$	10	$	—	$	—	$	10
Equity Mutual Fund	$	—	$	5,621	$	—	$	5,621
U.S. Treasury Mutual Fund	$	8,915	$	—	$	—	$	8,915