Gain (Loss) On Sale of Previously Unissued Stock By Equity Investee, Tax Expense (Benefit)

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Investment Hurdle Rate, Annualized, Percentage

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Management Interest Rate Payable Upon Satisfaction Of Hurdle Rate

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Management Services Agreement, Renewal Term

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Management Services Agreement, Term

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Profit Percentage, Investment Profit Exceeding 2.0x of Investment Cost

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Return On Investment, Percentage

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Sale Of Stock, Discounted Price Per Share

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

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- Definition

The profit or loss on sales of previously unissued stock by equity investees made to investors outside the consolidated group that is not reported as operating income. Represents the difference in the parent company's carrying amount of the equity interest in the subsidiary or equity investee immediately before and after the transaction.

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No definition available.

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Term of lessee's finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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The aggregate amount of gains or losses resulting from nonoperating activities (for example, interest and dividend revenue, property, plant and equipment impairment loss, and so forth).

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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- Definition

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Identify the stated interest rate per the agreement, for example, leasing and debt arrangements between related parties.

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No definition available.

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Amount of cash inflow after closing and debt issuance costs received by a seller-lessee in a sale-leaseback recognized in financing activities.

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Cash received on stock transaction after deduction of issuance costs.

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No definition available.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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No definition available.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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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.

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Basis of Financial Statements - Recent Developments (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions								1 Months Ended	3 Months Ended			9 Months Ended
	Oct. 01, 2019	Sep. 05, 2019	Sep. 01, 2019	Jul. 23, 2019	Jun. 27, 2019	May 22, 2019	Mar. 21, 2019	Jun. 30, 2019	Dec. 31, 2019	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Apr. 30, 2019	Mar. 31, 2019	Feb. 08, 2019	Dec. 31, 2018
Subsidiary, Sale of Stock [Line Items]
Additional investment												$ 526.2	$ 0.0
Realized gains, net										$ 93.0	$ 11.3	169.1	77.8
Prepaid expenses and other current assets										20.5		20.5					$ 25.2
Proceeds from sale of corporate office												13.2	0.0
Reclass to property and equipment, net										155.8		155.8					176.4
Proceeds from sale of corporate offices and stores												18.7	$ 3.2
Investment in partnership								$ 887.3		851.9		851.9			$ 904.5		397.2
Management Services Agreement
Subsidiary, Sale of Stock [Line Items]
Management Services Agreement, automatic renewal term			1 year
Restatement Adjustment
Subsidiary, Sale of Stock [Line Items]
Investment in partnership								(26.0)							$ (26.3)
Disposal Group, Held-for-sale, Not Discontinued Operations \| ABRH
Subsidiary, Sale of Stock [Line Items]
Prepaid expenses and other current assets										3.9		3.9					9.3
Proceeds from sale of corporate office							$ 13.2
Lease term							15 years
Liability for finance obligation							$ 13.2
Proceeds from sale of corporate offices and stores												15.7
Disposal Group, Held-for-sale, Not Discontinued Operations \| ABRH \| Restatement Adjustment
Subsidiary, Sale of Stock [Line Items]
Prepaid expenses and other current assets										(2.4)		(2.4)
Reclass to property and equipment, net										$ 2.4		$ 2.4
Dun And Bradstreet
Subsidiary, Sale of Stock [Line Items]
Additional investment					$ 23.5			$ 23.5
Outstanding voting equity										24.30%		24.30%		24.30%
Investment in partnership										$ 446.2		$ 446.2					0.0
Ceridian
Subsidiary, Sale of Stock [Line Items]
Outstanding voting equity										20.00%		20.00%
Investment in partnership										$ 370.3		$ 370.3					$ 359.7
Ceridian \| Underwritten Secondary Public Offering
Subsidiary, Sale of Stock [Line Items]
Sale of stock (in shares)		2.0				2.0
Sale of stock, price per share received (usd per share)		$ 56.30				$ 50.50
Sale of stock, discounted price per share (usd per share)		$ 56.00				$ 50.25
Proceeds from sale of stock		$ 112.0				$ 100.5
Realized gains, net		82.2				71.1
Losses on sale of stock		4.9				4.2
Sale of stock, tax benefit		$ 1.0				$ 1.1
QOMPLX, Inc.
Subsidiary, Sale of Stock [Line Items]
Additional investment				$ 15.0
Outstanding voting equity				19.90%
Investment in partnership				$ 79.0						$ 15.0		$ 15.0
QOMPLX, Inc. \| Subsequent Event
Subsidiary, Sale of Stock [Line Items]
Additional investment	$ 7.5
QOMPLX, Inc. \| Scenario Forecast \| Equity Investment, Funding \| Subsequent Event
Subsidiary, Sale of Stock [Line Items]
Additional investment									$ 7.5
Cannae \| Dun And Bradstreet \| Dun And Bradstreet \| Equity Commitment to Purchase, Retained And Funded
Subsidiary, Sale of Stock [Line Items]
Investment commitment																$ 505.6
Affiliated Entity \| Management Services Agreement
Subsidiary, Sale of Stock [Line Items]
Management fee, percentage										0.375%		1.50%
Annualized hurdle rate			8.00%
Interest rate payable to Manager for satisfaction of hurdle rate												15.00%
Investment return												20.00%
Management Services Agreement, initial term			5 years
Affiliated Entity \| Management Services Agreement \| Minimum
Subsidiary, Sale of Stock [Line Items]
Return on investment												100.00%
Affiliated Entity \| Management Services Agreement \| Maximum
Subsidiary, Sale of Stock [Line Items]
Return on investment												200.00%