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Operating Segments (Schedule of Segment Assets Consist of Current Assets, Fixed Assets) (Details) - EUR (€) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of geographical areas [line items] |  |  |
Revenues | € 9,645 | € 18,988 | € 18,117
Operating expenses | (4,951) | (6,638) | (6,342)
Depreciation and amortization expenses | (2,299) | (5,744) | (5,500)
Gross profit (loss) | 1,719 | 5,934 | 5,959
Project development costs | (3,491) | (4,213) | (2,878)
General and administrative expenses | (4,512) | (3,827) | (3,600)
Share of profits (loss) of equity accounted investee | 1,525 | 3,086 | 2,545
Other income, net | 2,100 | (2,100) | 884
Capital gain (loss) | 0 | 18,770 |
Operating profit (loss) | (2,659) | 17,650 | 2,910
Financing income | 2,134 | 1,827 | 2,936
Financing income (expenses) in connection with derivatives, net | 1,094 | 897 | 494
Financing expenses, net | (6,862) | (10,877) | (5,521)
Profit (loss) before taxes on Income | (6,293) | 9,497 | 819
Segment assets | 460,172 | 310,172 | 211,160
Italy [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues |  | 10,082 | 9,560
Operating expenses |  | (1,422) | (1,579)
Depreciation and amortization expenses |  | (3,668) | (3,569)
Gross profit (loss) |  | 4,992 | 4,412
Segment assets | 503 |  | 54,539
Spain [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 2,577 | 2,987 | 3,033
Operating expenses | (463) | (504) | (574)
Depreciation and amortization expenses | (905) | (903) | (828)
Gross profit (loss) | 1,209 | 1,580 | 1,631
Segment assets | 17,574 | 16,324 | 16,799
Israel [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 4,089 | 4,114 | 4,011
Operating expenses | (379) | (325) | (507)
Depreciation and amortization expenses | (2,310) | (2,271) | (2,042)
Gross profit (loss) | 1,400 | 1,518 | 1,462
Segment assets | 36,521 | 38,942 | 34,258
Talasol [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues |  |  |
Operating expenses |  |  |
Depreciation and amortization expenses |  | (30) |
Gross profit (loss) |  | (30) |
Segment assets | 232,955 | 118,848 | 15,169
Biogas [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 6,002 | 4,786 | 4,483
Operating expenses | (4,109) | (4,387) | (3,682)
Depreciation and amortization expenses | (1,457) | (1,353) | (1,081)
Gross profit (loss) | 436 | (954) | (280)
Segment assets | 36,253 | 18,463 | 18,879
Dorad [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 57,495 | 63,416 | 58,063
Operating expenses | (44,489) | (48,558) | (44,600)
Depreciation and amortization expenses | (5,674) | (5,031) | (4,811)
Gross profit (loss) | 7,332 | 9,827 | 8,652
Segment assets | 109,983 | 116,561 | 105,246
Manara [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues |  |  |
Operating expenses |  |  |
Depreciation and amortization expenses |  |  |
Gross profit (loss) |  |  |
Project development costs | (3,500) | (3,487) |
Segment assets | 21,925 | 2,473 | 2,318
Total reportable segments [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | 70,163 | 85,385 | 79,150
Operating expenses | (49,440) | (55,196) | (50,942)
Depreciation and amortization expenses | (10,346) | (13,256) | (12,331)
Gross profit (loss) | 10,377 | 16,933 | 15,877
Segment assets | 455,714 | 311,611 | 247,208
Reconciliations [Member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Revenues | (60,518) | (66,397) | (61,033)
Operating expenses | 44,489 | 48,558 | 44,600
Depreciation and amortization expenses | 7,371 | 6,840 | 6,515
Gross profit (loss) | (8,658) | (10,999) | (9,918)
Segment assets | € 4,458 | € (1,439) | € (36,048)

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