Summary of Significant Accounting Policies (Details Textual) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Summary Of Significant Accounting Policies [Line Items]
Number of stock options outstanding having antidilutive effect	0	45,000	0	0