Investments (Tables)

3 Months Ended

Mar. 31, 2017

Investments, Debt and Equity Securities [Abstract]

Investments schedule [Table Text Block]

The investment balances at March 31, 2017 and December 31, 2016, consisted of the following:

(in thousands)	March 31, 2017		December 31, 2016
Rabbi trust (associated with the Deferred Compensation Plan)	$	5,190	$	4,881
Investments in equity securities	22		21
Total	$	5,212	4,902