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Schedule of companies direct equity investments (Details) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Principles Of Consolidation |  |
Form of valuation | Consolidation |
Percentage of ownership in subsidiary direct interest | 100.00% | 100.00%
Percentage of ownership in subsidiary indirect interest | 0.00% | 0.00%
Form of valuation | Consolidation |
Percentage of ownership in subsidiary direct interest | 100.00% | 100.00%
Percentage of ownership in subsidiary indirect interest | 0.00% | 0.00%
Form of valuation | Consolidation |
Percentage of ownership in subsidiary direct interest | 99.57% | 99.57%
Percentage of ownership in subsidiary indirect interest | 0.00% |
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[custom:ProportionOfOwnershipInterestInSubsidiary6] |  |
[custom:ProportionOfVotingPowerHeldInSubsidiary6] | 0.00% |
[custom:ProportionOfOwnershipInterestInSubsidiary7] |  | 100.00%
[custom:ProportionOfVotingPowerHeldInSubsidiary7] |  |
Form of valuation | Consolidation |
Percentage of ownership in subsidiary direct interest | 100.00% | 100.00%
Percentage of ownership in subsidiary indirect interest | 0.00% |
Form of valuation | Consolidation |
Percentage of ownership in subsidiary direct interest | 0.00% | 100.00%
Percentage of ownership in subsidiary indirect interest | 0.00% | 0.00%

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