XML 164 R157.htm IDEA: XBRL DOCUMENT v3.8.0.1

Commitments and Contingent Liabilities - Additional Information (Detail) - EUR (€) € in Millions	Dec. 31, 2017	Dec. 31, 2016
Disclosure of finance lease and operating lease by lessee [Abstract]
Future minimum sublease payments under finance lease expected to be received	€ 29	€ 31
Future minimum sublease payments under operating lease expected to be received	€ 12	€ 17

X

- References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Expected future minimum sublease payments receivable, classified as finance lease.

+ References

No definition available.

+ Details

Name:	ul_ExpectedFutureMinimumSubleasePaymentsReceivableClassifiedAsFinanceLease
Namespace Prefix:	ul_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Expected future minimum sublease payments receivable, classified as operating lease.

+ References

No definition available.

+ Details

Name:	ul_ExpectedFutureMinimumSubleasePaymentsReceivableClassifiedAsOperatingLease
Namespace Prefix:	ul_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant