Pension (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Pension [Abstract]
Expected pension expense			$ 809
Pension Contributions			0
Pension settlement expense			450
Pension expense	$ 93	$ 91	$ 172	$ 204	$ 387