Investments (Tables)

3 Months Ended

Mar. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Investments schedule [Table Text Block]

The investment balances at March 31, 2022 and December 31, 2021, consisted of the following:

(in thousands)	March 31, 2022		December 31, 2021
Rabbi trust (associated with the Non-Qualified Deferred Compensation Plan)	$	11,534	$	12,069
Investments in equity securities	27		26
Total	$	11,561	$	12,095