Basis of Presentation (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares To Be Issued Upon Exercise Of Options And Warrant	359,817	288,048	359,817	288,048
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	153,350	153,350	0	0
Accounting Standards Update 2015-17 [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets	$ 761,000	$ 773,000	$ 761,000	$ 773,000