Long-term Debt (Narrative) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Long-term Debt [Abstract]
Long-term debt	$ 40,305	$ 52,961
Long-Term Debt, Aggregate Amounts Due, 2016	26,724
Long-Term Debt, Aggregate Amounts Due, 2017	1,229
Long-Term Debt, Aggregate Amounts Due, 2018	223
Long-Term Debt, Aggregate Amounts Due, 2019	10,235
Long-Term Debt, Aggregate Amounts Due, 2020	246
Long-Term Debt, Aggregate Amounts Due, Thereafter	$ 1,648