Summary of Significant Accounting Policies (Details Textual)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Summary Of Significant Accounting Policies [Line Items]
Four-for-three stock split	The stock split increased the Company’s issued and outstanding shares of common stock from 3,659,753 shares of Class A Common Stock and 597,504 shares of Class B Common Stock to 4,879,186 and 796,672 shares, respectively. All share and per share information in the accompanying financial statements reflect the stock split.
Number of stock options outstanding having antidilutive effect	13,000	29,000