XML 45 R34.htm IDEA: XBRL DOCUMENT v3.8.0.1
Earnings Per Share (Details 1) - shares
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Employee Stock Option [Member] | Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Stock options and warrants 4,849,834 5,195,743