Stockholders' Equity (Details Narrative) - shares	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Apr. 22, 2015
Equity [Abstract]
Number of shares authorized for repurchase			5,000,000
Stock repurchased during period, shares	0	0
Remaining number of shares authorized for repurchased	4,907,839