Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Preferred stock par value $ 0.01 $ 0.01
Preferred stock shares authorized 50,000,000 50,000,000
Preferred shares issued 0 0
Series A common stock    
Common stock par value $ 0.01 $ 0.01
Common stock shares authorized 500,000,000 500,000,000
Common Stock, Shares, Issued 26,311,681 26,301,755
Common Stock, Shares, Outstanding 26,311,681 26,301,755
Series B common stock    
Common stock par value $ 0.01 $ 0.01
Common stock shares authorized 18,750,000 18,750,000
Common Stock, Shares, Issued 2,454,520 2,455,179
Common Stock, Shares, Outstanding 2,454,520 2,455,179
Series C common stock    
Common stock par value $ 0.01 $ 0.01
Common stock shares authorized 500,000,000 500,000,000
Common Stock, Shares, Issued 152,591,939 152,563,229
Common Stock, Shares, Outstanding 152,591,939 152,563,229