XML 83 R70.htm IDEA: XBRL DOCUMENT v3.19.1
Stockholders’ Equity - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended
Apr. 24, 2019
Mar. 31, 2019
Jan. 31, 2019
Jan. 31, 2018
Equity, Class of Treasury Stock [Line Items]        
Dividends paid   $ 125,000,000    
Stock Repurchase Program January 2018        
Equity, Class of Treasury Stock [Line Items]        
Authorized repurchase amount     $ 4,000,000,000 $ 6,000,000,000.0
Subsequent Event        
Equity, Class of Treasury Stock [Line Items]        
Dividends declared (in usd per share) $ 0.14