Notes And Other Explanatory Information [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
|---|---|
| Notes and other explanatory information [abstract] | |
| Disclosure of accounting judgements and estimates [text block] |
c) Research and development costs
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| Disclosure of accrued expenses and other liabilities [text block] |
Note 26 – Other short-term liabilities
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| Disclosure of allowance for credit losses [text block] |
i) Trade receivables
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| Disclosure of basis of preparation of financial statements [text block] |
2.1 Basis of preparation
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| Disclosure of cash and cash equivalents [text block] |
Note 21 – Cash and cash equivalents and restricted cash
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| Disclosure of changes in accounting policies, accounting estimates and errors [text block] |
2.16 Changes in accounting policies and disclosures
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| Disclosure of commitments [text block] |
Note 29 - Commitments
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| Disclosure of commitments and contingent liabilities [text block] |
Note 28 - Contingencies
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| Disclosure of credit risk [text block] |
b) Credit risk
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| Disclosure of deferred taxes [text block] |
Note 13 – Deferred tax
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| Disclosure of earnings per share [text block] |
Note 31 – Earnings/(loss) per share
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| Disclosure of effect of changes in foreign exchange rates [text block] |
ii) Foreign currency risk
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| Disclosure of employee benefits [text block] |
Note 22 – Employee benefit obligations
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| Disclosure of events after reporting period [text block] |
Note 34 – Events after the reporting period
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| Disclosure of expenses [text block] |
Note 7 – Charter hire, fuel and crew expenses
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| Disclosure of fair value measurement [text block] |
Fair values
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| Disclosure of fair value of financial instruments [text block] |
Note 23 – Financial liabilities
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| Disclosure of financial instruments [text block] |
Note 3 – Financial risk management objectives and policies
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| Disclosure of general information about financial statements [text block] |
Note 1 – Corporate information
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| Disclosure of going concern [text block] |
4.3 Liquidity and Going Concern Assumption
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| Disclosure of information about hyperinflationary reporting [text block] |
c) Group companies
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| Disclosure of impairment of assets [text block] |
Impairment of multi-client library
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| Disclosure of information about employees [text block] |
The average number of full-time equivalents was 18.8 in 2023 (2022: 20).
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| Disclosure of information about key management personnel [text block] |
Note 8 – Employee expenses
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| Disclosure of intangible assets and goodwill [text block] |
Note 16 – Intangible assets
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| Disclosure of interest income (expense) [text block] |
Note 11 – Financial items
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| Disclosure of inventories [text block] |
Note 19 – Spare parts, fuel, anchors and batteries
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| Disclosure of leases [text block] |
Note 27 – Leases
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| Disclosure of liquidity risk [text block] |
c) Liquidity risk
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| Disclosure of market risk [text block] |
a) Market risk
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| Disclosure of material accounting policy information [text block] |
Note 2 – Summary of significant accounting policies
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| Disclosure of objectives, policies and processes for managing capital [text block] |
i) Capital management
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| Disclosure of other assets [text block] |
2.3 Current versus non-current classification
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| Disclosure of other operating expense [text block] |
Note 9 – Other operating expenses
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| Disclosure of property, plant and equipment [text block] |
Note 17 – Property, plant and equipment and assets under construction
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| Disclosure of provisions [text block] |
Note 25 – Provisions
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| Disclosure of related party [text block] |
Note 32 – Related party transactions
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| Disclosure of research and development expense [text block] |
Note 10 – Research and development costs
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| Disclosure of revenue [text block] |
Note 5 – Shared revenue
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| Disclosure of revenue from contracts with customers [text block] |
Note 6 – Segment
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| Disclosure of share capital, reserves and other equity interest [text block] |
Note 14 – Share capital, share premium and other paid in capital
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| Disclosure of share-based payment arrangements [text block] |
Note 15 – Share based payment transactions
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| Disclosure of subsidiaries [text block] |
Note 33 – Investment in subsidiaries
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| Disclosure of tax receivables and payables [text block] |
Note 12 – Income tax expense
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| Disclosure of trade and other payables [text block] |
Note 24 – Trade payables
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| Disclosure of trade and other receivables [text block] |
Note 18 - Other receivables and prepayments
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