Stock Based Compensation (Details) - Information about restricted stock awards - Restricted Stock [Member] - $ / shares	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Stock Based Compensation (Details) - Information about restricted stock awards [Line Items]
Options Outstanding, Number of Shares	534,933	544,248
Options Outstanding, Weighted-Average Grand date Fair Value	$ 3.53	$ 3.74
Options Forfeited, Number of shares		(97,549)
Options Forfeited, Weighted-Average Grant Date Fair Value		$ 3.45
Options Vested, Number of shares	(221,745)	(140,442)
Options Vested, Weighted-Average Grant Date Fair Value	$ 4.01	$ 3.29
Options Granted, Number of shares	230,836	228,676
Options Granted, Weighted-Average Grant Date Fair Value	$ 2.52	$ 2.86
Options Outstanding, Number of Shares	544,024	534,933
Options Outstanding, Weighted-Average Grand date Fair Value	$ 2.89	$ 3.53