XML 108 R87.htm IDEA: XBRL DOCUMENT v3.25.1

Transactions and Balances with Related Parties - Schedule of Key Management Personnel and Interested Parties (Details) - Key management personnel of entity or parent [member] € in Thousands	12 Months Ended
	Dec. 31, 2024 EUR (€)	Dec. 31, 2023 EUR (€)	Dec. 31, 2022 EUR (€)
Transactions and Balances with Related Parties - Schedule of Key Management Personnel and Interested Parties (Details) [Line Items]
Short-term Benefits, Number of People	3	3	3
Short-term Benefits, Amount	€ 707	€ 703	€ 994
Post-employment Benefits,Number of People	2	2	2
Post-employment Benefits, Amount	€ 66	€ 66	€ 72
Share-based payments, Number of People	3	3	3
Share-based payments, Amount	€ 74	€ 80	€ 69

X

- Definition

Number of people for post employment benefits.

+ References

No definition available.

+ Details

Name:	ello_NumberOfEmployeesForPostEmploymentBenefits
Namespace Prefix:	ello_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of people for share-based payments.

+ References

No definition available.

+ Details

Name:	ello_NumberOfEmployeesForShareBasedPayments
Namespace Prefix:	ello_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of people for short-term employee benefits.

+ References

No definition available.

+ Details

Name:	ello_NumberOfEmployeesForShortEmployeeBenefits
Namespace Prefix:	ello_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	ello_TransactionsandBalanceswithRelatedPartiesScheduleofKeyManagementPersonnelandInterestedPartiesDetailsLineItems
Namespace Prefix:	ello_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of compensation to key management personnel in the form of post-employment benefits. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
-IssueDate 2024-01-01
-Paragraph 17
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2024-en-r&anchor=para_17_b&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The amount of compensation to key management personnel in the form of share-based payments. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
-IssueDate 2024-01-01
-Paragraph 17
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2024-en-r&anchor=para_17_e&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The amount of compensation to key management personnel in the form of short-term employee benefits. [Refer: Key management personnel of entity or parent [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
-IssueDate 2024-01-01
-Paragraph 17
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2024-en-r&anchor=para_17_a&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=ifrs-full_KeyManagementPersonnelOfEntityOrParentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: