Fair Value, Option, Number of Investments

No definition available.

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- Definition

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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- Definition

The increase (decrease) during the reporting period in the amount due from lessees arising from lease agreements.

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Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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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.

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Summary of Significant Accounting Polices and Adoption of New Accounting Pronouncements (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020 USD ($) investment	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($) investment	Sep. 30, 2019 USD ($)
Unusual Risk or Uncertainty [Line Items]
Fair value, option, number of investments \| investment	28		28
Income (loss) from unconsolidated investments	$ (14.9)	$ (84.0)	$ (45.0)	$ (131.6)
COVID-19 [Member]
Unusual Risk or Uncertainty [Line Items]
Accounts receivable, credit loss expense (reversal)	6.7
Increase (decrease) in leasing receivables	6.0
Income (loss) from unconsolidated investments	$ 0.7