Stock-Based Compensation (Schedule of Stock Option Activity) (Details) - Employee Stock Option [Member] - $ / shares	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares, Outstanding at beginning of period (in shares)	62,086	61,327
Number of shares, Granted (in shares)	1,202	12,443
Number of shares, Exercised (in shares)	(859)	(450)
Number of shares, Outstanding at end of period (in shares)	62,429	73,320
Number of shares, Exercisable at end of period (in shares)	61,828	69,990
Weighted Average Exercise Price, Outstanding at beginning of period	$ 8.29	$ 8.05
Weighted Average Exercise Price, Granted	10.99	11.12
Weighted Average Exercise Price, Exercised	6.64	6.64
Weighted Average Exercise Price, Outstanding at end of period	8.36	8.58
Weighted Average Exercise Price, Exercisable at end of period	$ 8.34	$ 8.46