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4 Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2019
Significant Accounting Policies [Abstract] |
Effect of new accounting standards | The new requirements of IFRS 16 produced the following impacts on the recognition and presentation of lease and rent contracts.
Financial Statements | Classification as IAS17 | IFRS 16
Statements of Financial Position |  |
Noncurrent assets | - | Right-of-use asset
Current Liabilities and Noncurrent Liabilities | - | Lease liability
Statements of Income |  |
Operating Costs | Leases and rentals | Amortization of right-of-use asset
Other operating costs and expense | Leases and rentals | Amortization of right-of-use asset
Financial expenses | - | Interest on lease liability
Sttatements of cash flows |  |
Payment of interest on lease liability | - | Operating activities
Payment of principal of lease liability | - | Financing activities

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