Investments (Tables)

12 Months Ended

Dec. 31, 2015

Investments [Abstract]

Investments schedule [Table Text Block]

(in thousands)	December 31, 2015		December 31, 2014
Rabbi trust (associated with the Non-qualified Deferred Compensation Plan)	$	3,626	$	3,678
Investments in equity securities	18		—
Total	$	3,644	$	3,678