Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Intangible Assets [Abstract]
Amortization expense	$ 76	$ 84
Amortization expense, year one	700
Amortization expense, year two	700
Amortization expense, year three	700
Amortization expense, year four	700
Amortization expense, year five	700
Amortization expense, thereafter	$ 1,400