The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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+ Details

Operating Segments (Schedule of Revenues from Company's Operation in Italy and Spain) (Details) € in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021 EUR (€)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 EUR (€)	Dec. 31, 2019 EUR (€)
Disclosure of geographical areas [line items]
Revenue	€ 44,783	$ 50,685	€ 9,645	€ 18,988
Israel [Member]
Disclosure of geographical areas [line items]
Revenue	1,016		1,066	1,133
Italy [Member]
Disclosure of geographical areas [line items]
Revenue	0		0	10,082
NETHERLANDS
Disclosure of geographical areas [line items]
Revenue	12,686		6,002	4,786
Spain (including Talasol Project) [Member]
Disclosure of geographical areas [line items]
Revenue	€ 31,081		€ 2,577	€ 2,987