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Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2023

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Assets and Liabilities Measured on a Recurring Basis

The following tables summarize financial assets and liabilities that are measured at fair value on a recurring basis:

									Fair Value Measurements
			December 31, 2022
									Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Financial Assets
Investments in equity securities(1)			$	447.9					$	305.6					$	142.3					$	—
Investments in debt securities(1)			269.0						—						269.0						—
Derivative financial instruments(2)			0.5						—						0.5						—
Financial Liabilities(3)
Contingent payment obligations			$	21.0					$	—					$	—					$	21.0
Affiliate equity purchase obligations			24.5						—						—						24.5
Derivative financial instruments			0.9						—						0.9						—

									Fair Value Measurements
			June 30, 2023
									Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
Financial Assets
Investments in equity securities(1)			$	95.8					$	95.8					$	—					$	—
Investments in debt securities(1)			348.4						—						348.4						—
Derivative financial instruments(2)			1.9						—						1.9						—
Financial Liabilities(3)
Contingent payment obligations			$	23.4					$	—					$	—					$	23.4
Affiliate equity purchase obligations			68.4						—						—						68.4
Derivative financial instruments			1.5						—						1.5						—

__________________________

(1)Amounts are presented within Investments in marketable securities on the Consolidated Balance Sheets.

(2)Amounts are presented within Other assets on the Consolidated Balance Sheets.

(3)Amounts are presented within Other liabilities on the Consolidated Balance Sheets.

Schedule of Changes in Level 3 Assets and Liabilities for Affiliate Equity Repurchase Obligation

The following table presents the changes in level 3 liabilities:

						For the Three Months Ended June 30,
						2022												2023
						Contingent Payment Obligations						Affiliate Equity Purchase Obligations						Contingent Payment Obligations						Affiliate Equity Purchase Obligations
Balance, beginning of period						$	31.4					$	47.6					$	22.9					$	60.9
Purchases and issuances(1)						—						7.9						—						26.8
Settlements and reductions						—						(26.9)						—						(16.8)
Net realized and unrealized (gains) losses(2)						(17.2)						(3.6)						0.5						(2.5)
Balance, end of period						$	14.2					$	25.0					$	23.4					$	68.4
Net change in unrealized (gains) losses relating to instruments still held at the reporting date(1)						$	(17.2)					$	(3.5)					$	0.5					$	(1.8)

						For the Six Months Ended June 30,
						2022												2023
						Contingent Payment Obligations						Affiliate Equity Purchase Obligations						Contingent Payment Obligations						Affiliate Equity Purchase Obligations
Balance, beginning of period						$	40.3					$	12.6					$	21.0					$	24.5
Purchases and issuances(1)						—						48.5						—						71.0
Settlements and reductions						—						(32.2)						—						(24.3)
Net realized and unrealized (gains) losses(2)						(26.1)						(3.9)						2.4						(2.8)
Balance, end of period						$	14.2					$	25.0					$	23.4					$	68.4
Net change in unrealized (gains) losses relating to instruments still held at the reporting date(1)						$	(26.1)					$	(3.8)					$	2.4					$	(2.1)

___________________________

(1)Affiliate equity purchase obligation activity includes transfers from Redeemable non-controlling interests.

(2)Gains and losses resulting from changes to expected payments are included in Other expenses (net) on the Consolidated Statements of Income and the accretion of these obligations is included in Interest expense on the Consolidated Statements of Income.

Schedule of Quantitative Information used in Valuing Level 3 Liabilities

The following table presents certain quantitative information about the significant unobservable inputs used in valuing the Company’s level 3 fair value measurements:

			Quantitative Information About Level 3 Fair Value Measurements
															December 31, 2022																		June 30, 2023
			Valuation Techniques						Unobservable Input						Fair Value						Range						Weighted Average(1)						Fair Value						Range						Weighted Average(1)
Contingent payment obligations			Monte Carlo Simulation						Volatility						$	21.0					18% - 25%						18		%				$	23.4					20% - 25%						20		%
									Discount rates												6%						6		%										5% - 7%						6		%
Affiliate equity purchase obligations			Discounted cash flow						Growth rates(2)						$	24.5					(3)% - 6%						1		%				$	68.4					(9)% - 6%						(2)		%
									Discount rates												14% - 17%						14		%										12% - 17%						14		%

___________________________

(1)Calculated by comparing the relative fair value of an obligation to its respective total.

(2)Represents growth rates of asset- and performance-based fees.

Schedule of Other Financial Assets and Liabilities Not Carried at Fair Value

The following table summarizes the Company’s other financial liabilities not carried at fair value:

			December 31, 2022												June 30, 2023
			Carrying Value						Fair Value						Carrying Value						Fair Value						Fair Value Hierarchy
Senior notes			$	1,098.7					$	1,024.6					$	1,099.0					$	1,019.9					Level 2
Junior subordinated notes			765.9						552.3						765.9						594.6						Level 2
Junior convertible securities			341.7						346.9						341.7						343.0						Level 2

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Summary of Other Financial Liabilities Not Carried at Fair Value [Table Text Block]

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Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.

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Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability.

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-Name Accounting Standards Codification
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Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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