Stock Based Compensation (Stock Option Activity) (Details) - Stock options [Member] $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Beginning balance (shares) | shares	266,514
Granted (shares) | shares	141,507
Exercised (shares) | shares	0
Forfeited (shares) | shares	(8,334)
Expired (shares) | shares	(44,905)
Ending balance (shares) | shares	354,782
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Beginning balance (usd per share) | $ / shares	$ 3.96
Granted (usd per share) | $ / shares	2.07
Exercised (usd per share) | $ / shares	0.00
Forfeited (usd per share) | $ / shares	4.06
Expired (usd per share) | $ / shares	3.86
Ending balance (usd per share) | $ / shares	$ 3.21
Additional disclosures
Outstanding - weighted average remaining contract life	6 years 1 month
Outstanding aggregate intrinsic value | $	$ 0
Shares vested as of year end (shares) | shares	285,628
Shares vested as of year end (usd per share) | $ / shares	$ 3.05
Share vested, weighted average remaining contractual life	5 years 6 months
Shares vested, aggregate intrinsic value | $	$ 0