XML 112 R95.htm IDEA: XBRL DOCUMENT v3.10.0.1
Condensed Financial Information of Registrant - Condensed Balance Sheets Additional (Details) - USD ($)
$ / shares in Units, $ in Millions
Dec. 31, 2018
Dec. 31, 2017
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, shares authorized 800,000,000 800,000,000
Common stock, shares issued 417,695,000 360,758,000
Common stock, shares outstanding 412,478,000 346,874,000
Treasury stock, shares 5,217,000 13,884,000
Parent Company    
Short term investments, amortized cost $ 2 $ 2
Long term investments, amortized cost $ 14 $ 17
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, shares authorized 800,000,000 800,000,000
Common stock, shares issued 417,695,000 360,758,000
Common stock, shares outstanding 412,478,000 346,874,000
Treasury stock, shares 5,217,000 13,884,000