XML 77 R54.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Material Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2023
Euro Member Countries, Euro
Material Accounting Policies (Details) [Line Items]
Rate of exchange	1.106
United States of America, Dollars
Material Accounting Policies (Details) [Line Items]
Rate of exchange	1
Bottom of range [member]
Material Accounting Policies (Details) [Line Items]
Entity, percentage	20.00%
Percentage of hedge	80.00%
Estimated useful life	20 years
Depreciated term	20 years
Top of range [member]
Material Accounting Policies (Details) [Line Items]
Entity, percentage	50.00%
Percentage of hedge	125.00%
Estimated useful life	25 years
Depreciated term	40 years

X

- References

No definition available.

+ Details

Name:	ello_DepreciatedTerm
Namespace Prefix:	ello_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

Percentage of hedge.

+ References

No definition available.

+ Details

Name:	ello_PercentageOfHedge
Namespace Prefix:	ello_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	ello_estimatedUsefulLlifeYear
Namespace Prefix:	ello_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The spot exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies. Spot exchange rate is the exchange rate for immediate delivery.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_ClosingForeignExchangeRate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The percentage of the entity's revenue. [Refer: Revenue]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 8
-IssueDate 2023-01-01
-Paragraph 34
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2023-en-r&anchor=para_34&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_PercentageOfEntitysRevenue
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: