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Capital - Asset management operations (Details) - Asset management business - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Regulatory and other surplus
Balance at 1 January	$ 497	$ 466
Gains during the year	204	254
Movement in capital requirement	8	(20)
Capital injection	6	3
Distributions made to the parent company	(197)	(205)
Exchange and other movements	(18)	(1)
Balance at 31 December	$ 500	$ 497

X

- Definition

The decrease in regulatory and other surplus resulting from distributions made to the parent company.

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No definition available.

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Balance Type:	debit
Period Type:	duration

X

- Definition

The increase (decrease) in regulatory and other surplus resulting from gains (losses).

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No definition available.

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X

- Definition

The increase (decrease) in regulatory and other surplus resulting from changes in regulatory capital requirements.

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No definition available.

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Namespace Prefix:	puk_
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X

- Definition

The increase (decrease) in regulatory and other surplus resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity.

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No definition available.

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X

- Definition

The increase in regulatory and other surplus resulting from capital contributions received.

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No definition available.

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Namespace Prefix:	puk_
Data Type:	xbrli:monetaryItemType
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X

- Definition

The aggregate amount of surplus regulatory capital position for regulated operations and IFRS basis shareholders' funds for unregulated operations.

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No definition available.

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Namespace Prefix:	puk_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Pertains to regulatory and other surplus requirements.

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No definition available.

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- Details

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