Consolidated Statements Of Changes In Stockholders' Equity (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2012	$ 41,477	$ 16,903,245	$ 9,940,216	$ 26,884,938
Balance, shares at Dec. 31, 2012	4,147,743
Exercise of stock options	55	39,300		39,355
Exercise of stock options, shares	5,515
Stock-based compensation		270,074		270,074
Tax (expense) benefit from exercise of stock-based awards		(1,893)		(1,893)
Common stock repurchases	(8)	(3,228)	(4,273)	(7,509)
Common stock repurchases, shares	(809)
Issuance of restricted stock	183	(183)
Issuance of restricted stock, shares	18,290
Shares issued under Employee Stock Purchase Plan	72	63,300		63,372
Shares issued under Employee Stock Purchase Plan, shares	7,212
Net income			1,016,712	1,016,712
Balance at Dec. 31, 2013	41,779	17,270,615	10,952,655	28,265,049
Balance, shares at Dec. 31, 2013	4,177,951
Exercise of stock options	20	13,120		13,140
Exercise of stock options, shares	2,000
Stock-based compensation		217,094		217,094
Tax (expense) benefit from exercise of stock-based awards		7,895		7,895
Issuance of restricted stock	130	(130)
Issuance of restricted stock, shares	13,040
Shares issued under Employee Stock Purchase Plan	84	80,755		80,839
Shares issued under Employee Stock Purchase Plan, shares	8,380
Net income			2,411,155	2,411,155
Balance at Dec. 31, 2014	$ 42,013	$ 17,589,349	$ 13,363,810	$ 30,995,172
Balance, shares at Dec. 31, 2014	4,201,371