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Leases (Details) - Schedule of Right-of-use Assets - Right-of-use assets [member] € in Thousands	6 Months Ended
	Jun. 30, 2024 EUR (€)
Cost
Balance as beginning	€ 30,967
Additions	2,315
Depreciation for the period	(741)
Effect of changes in exchange rates	53
Balance as ending	32,594
Bio Gas [Member]
Cost
Balance as beginning	20
Additions
Depreciation for the period	(13)
Effect of changes in exchange rates
Balance as ending	7
Italy [Member]
Cost
Balance as beginning	9,526
Additions	1,865
Depreciation for the period	(179)
Effect of changes in exchange rates
Balance as ending	11,212
Spain [Member]
Cost
Balance as beginning	977
Additions	69
Depreciation for the period	(45)
Effect of changes in exchange rates
Balance as ending	1,001
Talasol [Member]
Cost
Balance as beginning	1,350
Additions	83
Depreciation for the period	(22)
Effect of changes in exchange rates
Balance as ending	1,411
Pumped storage [Member]
Cost
Balance as beginning	7,595
Additions	213
Depreciation for the period	(234)
Effect of changes in exchange rates
Balance as ending	7,574
USA [Member]
Cost
Balance as beginning	9,425
Additions	61
Depreciation for the period	(215)
Effect of changes in exchange rates	(19)
Balance as ending	9,252
Talmei Yosef [Member]
Cost
Balance as beginning	2,074
Additions	24
Depreciation for the period	(33)
Effect of changes in exchange rates	72
Balance as ending	€ 2,137

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- Definition

The amount of additions to right-of-use assets. [Refer: Right-of-use assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2024-01-01
-Paragraph 53
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- Definition

The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The increase (decrease) in right-of-use assets resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Right-of-use assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Number 16
-IssueDate 2024-01-01
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- Definition

The amount of assets that represent a lessee's right to use an underlying asset for the lease term that do not meet the definition of investment property. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee.

+ References

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