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No definition available.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

+ References

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- Definition

Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

+ References

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- Definition

Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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- Definition

Represents the quantification of the effect of adopting the new accounting standard or change in accounting principle expected by the entity to have a significant effect on the entity's financial statements.

+ References

No definition available.

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- Definition

Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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- Definition

Amount of noncurrent assets classified as other.

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- Definition

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Basis of Presentation of the Condensed Consolidated Financial Statements (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended		11 Months Ended	12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2013	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Subsidiary, Sale of Stock [Line Items]
Revenue, net	$ (1,091.8)	$ (1,020.6)	$ (3,188.1)	$ (3,041.4)
Impact on Net Income	$ 54.9	$ (6.6)	$ 98.2	$ 76.0
Earnings Per Share, Diluted	$ (0.22)	$ 0.03	$ (0.40)	$ (0.31)
Other accrued liabilities	$ 447.5		$ 447.5			$ 440.0
Goodwill	1,258.3		1,258.3			964.1
Other assets	548.2		548.2			536.1
Retained earnings (Accumulated deficit)	$ 40.1		$ 40.1			(58.1)
Subsidiaries [Member]
Subsidiary, Sale of Stock [Line Items]
Ownership interest in subsidiary	100.00%		100.00%
New Accounting Pronouncement, Early Adoption, Effect [Member] \| Accounting Standards Update 2016-18 [Member]
Subsidiary, Sale of Stock [Line Items]
Net cash provided by (used in) investing activities				$ 0.0
New Accounting Pronouncement, Early Adoption, Effect [Member] \| Accounting Standards Update 2016-09 [Member]
Subsidiary, Sale of Stock [Line Items]
Net cash provided by (used in) operating activities				7.5
Net Cash Provided by (Used in) Financing Activities				(7.5)
Retained Earnings [Member] \| New Accounting Pronouncement, Early Adoption, Effect [Member] \| Accounting Standards Update 2016-09 [Member]
Subsidiary, Sale of Stock [Line Items]
Effect of adoption, quantification						43.9
Other Nonoperating Income (Expense) [Member] \| New Accounting Pronouncement, Early Adoption, Effect [Member] \| Accounting Standards Update 2016-09 [Member]
Subsidiary, Sale of Stock [Line Items]
Effect of adoption, quantification		$ (6.4)		(10.8)
Restatement Adjustment [Member] \| Revenue Recognition Correction [Member]
Subsidiary, Sale of Stock [Line Items]
Revenue, net		2.8		(2.7)	$ 4.2	4.7	$ 3.3	$ 5.1
Impact on Net Income		$ (2.3)		$ 2.3	$ (2.8)	$ (3.0)	$ (2.1)	$ (3.1)
Earnings Per Share, Diluted	$ 0.01		$ 0.01			$ 0.01	$ 0.01	$ 0.01	$ 0.01
Other accrued liabilities						$ 22.4
Goodwill						3.1
Other assets						8.3
Retained earnings (Accumulated deficit)						$ 11.0