XML 64 R57.htm IDEA: XBRL DOCUMENT v3.8.0.1

Trade and Other Receivables and Assets (Narrative) (Details) € in Thousands, $ in Thousands	1 Months Ended		11 Months Ended		12 Months Ended
	Nov. 30, 2016 USD ($)	Nov. 30, 2016 EUR (€)	Mar. 31, 2019 USD ($)	Mar. 31, 2019 EUR (€)	Dec. 31, 2017 USD ($)	Dec. 31, 2017 EUR (€)
Statement Line Items [Line Items]
Accumulated profit from forward contracts		€ 4,255				€ 497
Proceeds from forward contracts						€ 2,647
Forward contract [Member]
Statement Line Items [Line Items]
Proceeds from forward contracts				€ 1,100
USD [Member]
Statement Line Items [Line Items]
Accumulated profit from forward contracts | $	$ 4,474				$ 597
USD [Member] | Forward contract [Member]
Statement Line Items [Line Items]
Proceeds from forward contracts | $			$ 1,300

X

- Definition

The amount of accumulated profit from forward contracts.

+ References

No definition available.

+ Details

Name:	ello_AccumulatedProfitFromForwardContracts
Namespace Prefix:	ello_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Ifrs Statement [Line Items]

+ References

No definition available.

+ Details

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

X

- Definition

The cash inflow from futures contracts, forward contracts, option contracts and swap contracts except when the contracts are held for dealing or trading purposes or the receipts are classified as financing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2017-01-01
-Paragraph 16
-Subparagraph h
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2017-03-01&anchor=para_16_h&doctype=Standard
-URIDate 2017-03-09

+ Details

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

X

- Details

Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=ifrs-full_ForwardContractMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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