v3.8.0.1

Consolidated and Combined Balance Sheets (Parenthetical) (Parentheticals) - USD ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Statement of Financial Position [Abstract] |  |
Allowance for Doubtful Accounts Receivable, Current | $ 44.1 | $ 47.8
Preferred stock authorized (in dollars per shares) | $ 0.01 | $ 0.01
Preferred stock authorized (in shares) | 15,000,000 | 15,000,000
Preferred stock issued (in shares) | 0 | 0
Preferred stock outstanding (in shares) | 0 | 0
Common stock authorized (in dollars per shares) | $ 0.01 | $ 0.01
Common stock authorized (in shares) | 2,000,000,000.0 | 2,000,000,000
Common Stock, Shares, Issued | 348,200,000 | 346,000,000
Common stock outstanding (in shares) | 347,800,000 | 345,900,000

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