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Trade and other payables - Summary of Trade and Other Payables, Amounts Falling Due within One Year (Detail) - GBP (£) £ in Millions	Jun. 30, 2021	Dec. 31, 2020
Trade and other current payables [abstract]
Trade payables	£ 8,902.2	£ 10,206.5
Deferred income	1,164.3	1,153.7
Payments due to vendors (earnout agreements)	83.7	57.8
Liabilities in respect of put option agreements with vendors	35.4	9.3
Fair value of derivatives	3.7	1.8
Other creditors and accruals	2,525.5	2,430.6
Total	£ 12,714.8	£ 13,859.7

X

- Definition

The amount of current derivative financial liabilities. [Refer: Derivative financial liabilities]

+ References

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- Definition

The amount of deferred income classified as current. [Refer: Deferred income]

+ References

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- Definition

The amount of current payables that the entity does not separately disclose in the same statement or note.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X

- Definition

The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]

+ References

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- References

No definition available.

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X

- Definition

The current amount of payment due to suppliers for goods and services used in entity's business. [Refer: Current liabilities; Trade payables]

+ References

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- Definition

Contingent consideration current payable to vendors (earnout agreements).

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No definition available.

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- Definition

Liabilities of put option agreements with vendors, current

+ References

No definition available.

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