XML 39 R73.htm IDEA: XBRL DOCUMENT v3.19.3
Equity and Accumulated Other Comprehensive Loss - Public Stock Offering (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Jun. 14, 2019
Jun. 30, 2019
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Subsidiary, Sale of Stock          
Common stock, par value (usd per share)     $ 0.01   $ 0.01
Proceeds form issuance of shares     $ 295.8 $ 0.0  
Common Stock          
Subsidiary, Sale of Stock          
New shares issued (shares)   4,030,000.00      
Public Offering | Common Stock          
Subsidiary, Sale of Stock          
New shares issued (shares) 4,025,000.000        
Common stock, par value (usd per share) $ 0.01        
Stock price (usd per share) $ 73.50        
Proceeds form issuance of shares $ 295.8        
Equity issuance cost $ 9.5