Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2021

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).

(in thousands)	Level 1		Level 2		Level 3		Total December 31, 2021
Equity Security	$	416	$	4,734	$	—	$	5,150
Equity Mutual Fund	$	—	$	9,523	$	—	$	9,523
Commodity Mutual Fund	$	—	$	249	$	—	$	249
Derivative Contract Asset	$	1,245	$	—	$	—	$	1,245
U.S. Treasury Mutual Funds	$	12,889	$	—	$	—	$	12,889
(in thousands)	Level 1		Level 2		Level 3		Total December 31, 2020
Equity Security	$	11	$	—	$	—	$	11
Equity Mutual Fund	$	—	$	5,780	$	—	$	5,780
U.S. Treasury Mutual Fund	$	13,282	$	—	$	—	$	13,282