Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Computation of Basic and Diluted EPS [Table Text Block]

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2012	2011	2012	2011
Numerator for basic and diluted earnings per share - net income	$  2,074	$  2,322	$  7,050	$  6,968
Denominator for basic earnings per share - weighted average    shares outstanding	3,202,104	3,154,529	3,191,226	3,144,711
Effect of dilutive securities - employee stock options	13,572	14,402	13,605	14,109
Denominator for diluted earnings per share - adjusted    weighted average shares outstanding	3,215,676	3,168,931	3,204,831	3,158,820
Earnings per share-basic	$  0.65	$  0.74	$  2.21	$  2.22
Earnings per share-diluted	$  0.64	$  0.73	$  2.20	$  2.21