XML 66 R49.htm IDEA: XBRL DOCUMENT v3.24.0.1

Net Investment Income (Tables)

12 Months Ended

Dec. 31, 2023

Net Investment Income [Abstract]

Schedule of Net Investment Income

The components of net investment income are summarized as follows:

		Year ended December 31,
		2023				2022				2021
		(in millions)
Interest on:
Debt securities		$	231.7			$	206.1			$	133.0
Deposits and other investments			303.3				135.1				47.4
Dividends on equity securities			10.5				9.0				10.9
Deferred compensation plan assets			21.9				(25.3	)			18.7
Equity in earnings of affiliates, net			5.4				11.0				6.9
Other			0.2				7.2				0.8
Total investment income			573.0				343.1				217.7
Investment expenses			(3.0	)			(3.0	)			(2.9	)
Net investment income		$	570.0			$	340.1			$	214.8

X

- Definition

Tabular disclosure of investment income, including, but not limited to, interest and dividend income and amortization of discount (premium) derived from debt and equity securities. Excludes realized and unrealized gain (loss) on investments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.9)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7(a),(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

+ Details

Name:	us-gaap_InvestmentIncomeTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_NetInvestmentIncomeAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration