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Trade and Other Receivables (Schedule of Trade and Other Receivables) (Details) € in Thousands, $ in Thousands | Jun. 30, 2021 EUR (€) | Jun. 30, 2021 USD ($) | [1] | Dec. 31, 2020 EUR (€)
--- | --- | --- | --- | ---
Trade and other receivables: |  |  |
Government authorities | € 1,723 |  | € 3,232
Income receivable | 3,707 |  | 3,420
Interest receivable | 47 |  | 36
Current tax | 47 |  | 32
Trade receivable | 2,167 |  | 382
Inventory | 322 |  | 306
Derivatives | 42 |  | 78
Prepaid expenses and other | 1,706 |  | 2,339
Total Current Assets and other receivables | 9,761 | $ 11,602 | 9,825
Long term receivables |  |  |
Prepaid expenses associated with long term loans | 829 |  | 2,731
Annual rent deposits | 30 |  | 30
Other | 2 |  | 1
Total Non current Assets and Long term receivables | € 861 |  | € 2,762
[1] | Convenience translation into US$ (exchange rate as at June 30, 2021: EUR 1 = US$ 1.189)

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