Cash and Cash Equivalents (Schedule of Cash and Cash Equivalents) (Details) € in Thousands, $ in Thousands	Dec. 31, 2022 EUR (€)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 EUR (€)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 EUR (€)	Dec. 31, 2019 EUR (€)
Cash and cash equivalents [abstract]
Cash	€ 14,768		€ 31,771
On call deposits	31,690		9,458
Cash and cash equivalents	€ 46,458	$ 49,547	€ 41,229	$ 43,971	€ 66,845	€ 44,509

The amount of cash on hand and demand deposits. [Refer: Cash on hand]

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The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

+ References

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No definition available.

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A classification of cash equivalents representing short-term deposits. [Refer: Cash equivalents]

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