Investments (Tables)

9 Months Ended

Sep. 30, 2016

Investments, Debt and Equity Securities [Abstract]

Investments schedule [Table Text Block]

The investment balances at September 30, 2016 and December 31, 2015, consisted of the following:

(in thousands)	September 30, 2016		December 31, 2015
Rabbi trust (associated with the Deferred Compensation Plan)	$	4,609	$	3,626
Investments in equity securities	21		18
Total	$	4,630	3,644