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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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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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Share-Based Compensation Summary of Activity for LTIP RSU's (Details) - USD ($) $ / shares in Units, $ in Millions			1 Months Ended							3 Months Ended		6 Months Ended
	Apr. 23, 2025	Apr. 22, 2025	Feb. 28, 2025	Apr. 30, 2024	Feb. 29, 2024	Apr. 30, 2023	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2021	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payment, Tax Withholding, Share-based Payment Arrangement												$ 19	$ 21
PLC Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
LTIP Nonvested, Weighted Average Grant Date Fair Value per share										$ 80.38		$ 80.38		$ 92.98
LTIP Grants in Period, Weighted Average Grant Date Fair Value per share												68.97
LTIP Vested in Period, Weighted Average Grant Date Fair Value per share												96.62
LTIP RSUs, Forfeitures, Weighted Average Grant Date Fair Value per share												$ 84.03
Share-based Compensation Expense										$ 37	$ 27	$ 67	52
Share-based Compensation Expense, net of tax										32	$ 23	59	44
Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized										$ 253		$ 253
Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition												2 years
Payment, Tax Withholding, Share-based Payment Arrangement												$ 19	$ 21
PLC Long Term Incentive Plan \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
LTIP Shares, Nonvested, Number										4,011,000		4,011,000		2,770,000
RSU's Granted												2,087,000
LTIP RSUs, Vested in Period												(635,000)
LTIP RSUs, Forfeited in Period												(211,000)
Grant Date Fair Value			$ 130		$ 94		$ 99	$ 80	$ 72
PLC Long Term Incentive Plan \| Restricted Stock Units (RSUs) \| Board of Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU's Granted	38,590			30,497		20,584
RSU's Issued in Period, Gross		29,199		18,272
Fair Value of RSUs Vested in Period		$ 2		$ 1
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Withheld for Taxes in Period		1,298		2,312
Grant Date Fair Value	$ 2			$ 2		$ 2
PLC Long Term Incentive Plan \| Restricted Stock Units (RSUs) \| Executives \| Time-Based
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSU's Issued in Period, Gross			554,363		461,052
Fair Value of RSUs Vested in Period			$ 36		$ 36
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Withheld for Taxes in Period			(224,317)		(188,897)