Annual report pursuant to Section 13 and 15(d)

Description of Business and Basis of Presentation (Details Textual)

v3.8.0.1
Description of Business and Basis of Presentation (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
Jan. 05, 2018
Oct. 05, 2017
Dec. 31, 2017
Dec. 31, 2016
Stockholders' Equity, Reverse Stock Split   1-for-10    
Common Stock, Par or Stated Value Per Share   $ 0.001 $ 0.001 $ 0.001
Subsequent Event [Member]        
Proceeds from Divestiture of Businesses and Interests in Affiliates $ 29