Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

Summary of average number of shares used in the computation of basic and diluted earnings per share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(shares in thousands)	2014		2013		2014		2013
Basic earnings per share		4,875		4,867		4,873		4,865
Diluted earnings per share		4,900		4,881		4,896		4,877