Accumulated Other Comprehensive Income (Reclassification out of Accumulated Other Comprehensive Income (Loss) Alternate) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Related income tax expense	$ (1,052)	$ (910)	$ (2,785)	$ (2,079)
Reclassification out of AOCI [Member]
Other Income	109	406	975	666
Related income tax expense	(23)	(85)	(205)	(140)
Net Income	$ 86	$ 321	$ 770	$ 526