Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.5.0.2
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Millions
Sep. 30, 2016
Dec. 31, 2015
Allowances for trade accounts receivable $ 20.6 $ 35.2
Accumulated depreciation $ 143.8 $ 134.5
Preferred stock, par or stated value per share (USD per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 50,000,000 50,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common Class A    
Common Stock, par (USD per share) $ 0.01 $ 0.01
Common stock, shares authorized 2,000,000,000 2,000,000,000
Common stock, shares issued 87,557,505 91,468,763
Common stock, shares outstanding 87,557,505 91,468,763
Common Class B    
Common Stock, par (USD per share) $ 0.01 $ 0.01
Common stock, shares authorized 75,000,000 75,000,000
Common stock, shares issued 9,858,316 9,861,294
Common stock, shares outstanding 9,858,316 9,861,294