Common Stock and Basic Earnings Per Share (Details) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Common Stock and Basic Earnings Per Share [Abstract]
Weighted average number of shares outstanding (in shares)	12,835,197	12,823,680	12,844,458	12,902,899
Common stock equivalents outstanding (in shares)			0
Diluted earnings per share (in dollars per share)			$ 0
Number of shares authorized to be repurchased under the stock repurchase program (in shares)	1,200,000		1,200,000
Number of remaining shares authorized to be repurchased under the stock repurchase program (in shares)	704,204		704,204
Number of shares repurchased and retired under the stock repurchase program (in shares)	118,812	21,523	118,812	256,943