Cash flows from (used in) operations before changes in working capital Non-current assets for reimbursement provisions Adjustments for interest expense on lease liabilities Adjustments for depreciation and impairment loss (reversal of impairment loss) recognised in profit or loss, right-of-use assets Net revenue Net revenue Cash flows from (used in) financing activities Cash flows from (used in) investing activities Non-current non-financial assets Non-current non-financial assets Purchase of property, plant and equipment and purchase of intangible assets, classified as investing activities Expense for subcontractors and disbursements Adjustments for depreciation and amortisation expense, other than right-of-use assets Adjustments for interest expense other than lease liabilities Operating expense other than depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss Operating expense other than depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss Profit (loss) from operating activities before interest, taxes, depreciation and amortisation expense Profit (loss) from operating activities before interest, taxes, depreciation and amortisation expense Cash flows from (used in) operating activities Paid-in capital Paid-in capital Finance income (cost) Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Proceeds from sales of property, plant and equipment and proceeds from sales of intangible assets, classified as investing activities Cash and cash equivalents if different from statement of financial position Cash and cash equivalents if different from statement of financial position Increase (decrease) in non-current financial assets, classified as investing activities Retained earnings and other reserves Retained earnings and other reserves Interest paid on borrowings, classified as financing activities Paid-in capital [Member] Paid-in capital Current prepaid expenses and other current receivables Interest paid on lease liabilities, classified as financing activities Proceeds from sales of investments accounted for using equity method and purchase of interests in investments accounted for using equity method The cash inflow from sales of investments accounted for using the equity method and the cash outflow for the purchase of interests in investments accounted for using the equity method. [Refer: Investments accounted for using equity method] Description of other accounting policies relevant to understanding of financial statements [text block] The description of accounting policies relevant to an understanding of financial statements, which the entity does not separately disclose.