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Amount, after tax, of expense for award under share-based payment arrangement.

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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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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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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
	Apr. 22, 2025	Apr. 30, 2025	Feb. 28, 2025	Apr. 30, 2024	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payment, Tax Withholding, Share-based Payment Arrangement								$ 34	$ 19
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								$ 78.98		$ 79.10
LTIP Vested in Period, Weighted Average Grant Date Fair Value per share								81.09
LTIP RSUs, Forfeitures, Weighted Average Grant Date Fair Value per share								$ 74.55
Share-based Compensation Expense								$ 24	30
Share-based Compensation Expense, net of tax								21	26
Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized								$ 143
Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition								2 years
Payment, Tax Withholding, Share-based Payment Arrangement								$ 34	$ 19
PLC Long Term Incentive Plan \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
LTIP Shares, Nonvested, Number								2,856,000		3,737,000
LTIP RSUs, Vested in Period								(665,000)
LTIP RSUs, Forfeited in Period								(216,000)
Grant Date Fair Value			$ 130		$ 94	$ 99	$ 80
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
RSU's Issued in Period, Gross	29,199
Fair Value of RSUs Vested in Period	$ 2
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Withheld for Taxes in Period	1,298
Grant Date Fair Value		$ 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
Fair Value of RSUs Vested in Period			$ 36
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Withheld for Taxes in Period			(224,317)