Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Basic and diluted earnings per share

	Three Months Ended September 30,				Nine Months Ended September 30,
(Dollars and shares in thousands, except per share data)	2012		2011		2012		2011
Numerator for basic and diluted earnings per share—income available to common shareholders	$	5,770	$	5,244	$	15,796	$	13,622
Denominator for basic earnings per share—weighted-average shares outstanding		16,760		16,771		16,760		16,752
Effect of dilutive securities—employee stock options and awards		60		—		49		—
Denominator for diluted earnings per share—adjusted weighted-average shares outstanding		16,820		16,771		16,809		16,752
Basic earnings per share	$	0.34	$	0.31	$	0.94	$	0.81
Diluted earnings per share	$	0.34	$	0.31	$	0.94	$	0.81
Average anti-dilutive options and awards excluded from computation of diluted earnings per share		588		508		579		498