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Stock-Based Compensation (Schedule of Stock-Based Compensation - RS Award Activity) (Details) - Restricted Stock [Member]
9 Months Ended
Sep. 30, 2017
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Shares, Nonvested at beginning of period (in shares) | shares 17,066
Number of Shares, Granted (in shares) | shares 21,470
Number of Shares, Vested (in shares) | shares (22,623)
Number of Shares, Nonvested at end of period (in shares) | shares 15,913
Weighted Average Grant Date Fair Value, Nonvested at beginning of period (in dollars per share) | $ / shares $ 11.46
Weighted Average Grant Date Fair Value, Granted (in dollars per share) | $ / shares 16.69
Weighted Average Grant Date Fair Value, Vested (in dollars per share) | $ / shares 13.66
Weighted Average Grant Date Fair Value, Nonvested at end of period (in dollars per share) | $ / shares $ 12.49