Financial result on financing ex-infrastructure projects variation Financial result on financing ex-infrastructure projects variation Financial result on financing ex-infrastructure projects variation I77 toll road [Member] I77 toll road [Member] I77 toll road Disclosure of geographical areas [text block] Disclosure of geographical areas [text block] Profit loss on derivatives and other net financial income expense Profit loss on derivatives and other net financial income expense Profit loss on derivatives and other net financial income expense Document Information [Line Items] Document Information [Line Items] Profit/(loss) on derivatives and other net financial income/(expense) variation Profit/(loss) on derivatives and other net financial income/(expense) variation Profit/(loss) on derivatives and other net financial income/(expense) variation Security Reporting Obligation Security Reporting Obligation Reported revenue Reported revenue [Member] Reported revenue Raw materials and consumables used, operating Raw materials and consumables used, operating NTE NTE [Member] NTE Financial result of infrastructure projects Financial result of infrastructure projects Financial result of infrastructure projects Adjusted EBITDA Adjusted EBITDA Adjusted EBITDA Entity File Number Entity File Number TURKIYE TÜRKIYE Concession operator [Domain] Concession operator [Domain] Concession operator Net profit/(loss) for the year attributed to the parent company variation Net profit/(loss) for the year attributed to the parent company variation Net profit/(loss) for the year attributed to the parent company variation Result on derivatives and other financial results excluding infrastructure projects Result on derivatives and other financial results excluding infrastructure projects Result on derivatives and other financial results excluding infrastructure projects Personnel expenses variation Personnel expenses variation Personnel expenses variation Other operating expenses variation percentage Other operating expenses variation percentage Other operating expenses variation percentage Net profit/(loss) variation Net profit/(loss) variation Net profit/(loss) variation Operating expense, operating Operating expense, operating Income tax benefit / (expense) variation Income tax benefit / (expense) variation Income tax benefit / (expense) variation City Area Code City Area Code Others [Member] Others [Member] Others United States of America, Dollars United States of America, Dollars Profit (loss), attributable to non-controlling interests Profit (loss), attributable to non-controlling interests Profit (loss) from discontinued operations, discontinued operations Profit (loss) from discontinued operations, discontinued operations Share of profit (loss) of associates accounted for using equity method, investing Share of profit (loss) of associates accounted for using equity method, investing Comparable revenue reconciliation [Axis] Comparable revenue reconciliation [Axis] Comparable revenue reconciliation All Currencies [Domain] All Currencies [Domain] Result on derivatives and other financial results infrastructure projects Result on derivatives and other financial results infrastructure projects Result on derivatives and other financial results infrastructure projects Entity Addresses, Address Type [Axis] Entity Addresses, Address Type [Axis] Traffic trends Traffic trends Traffic trends LBJ Toll Road LBJ Toll Road [Member] LBJ Toll Road Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer CANADA CANADA Finance income (cost) Finance income cost of the entity The amount of income or cost associated with interest and other financing activities of the entity CHILE CHILE COLOMBIA COLOMBIA Currency presentation basis [Axis] Currency presentation basis [Axis] Currency presentation basis Net financial income expense from financing Net financial income expense from financing Net financial income expense from financing Impairment and disposal of fixed assets Impairment and disposal of fixed assets Impairment and disposal of fixed assets Contact Personnel Email Address Contact Personnel Email Address Business Division [Axis] Business Division [Axis] Business Division Materials consumed variation Materials consumed variation Materials consumed variation 407 ETR 407 ETR [Member] 407 ETR AUSTRALIA AUSTRALIA Corporate information [abstract] Employee benefits expenses, operating Employee benefits expenses, operating Dalaman airport [Member] Dalaman airport [Member] Dalaman airport Document Shell Company Report Document Shell Company Report ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Revenue percentage variation Revenue percentage variation Revenue percentage variation Financial result excluding infrastructure projects Financial result excluding infrastructure projects Financial result excluding infrastructure projects Entity Current Reporting Status Entity Current Reporting Status Profit/(loss) before tax from continuing operations variation Profit/(loss) before tax from continuing operations variation Profit/(loss) before tax from continuing operations variation Other expense by nature Other expenses, by nature The amount of expenses that the entity does not separately disclose in the same statement or note when the entity uses the 'nature of expense' form for its analysis of expenses. (Refer: Expenses, by nature) I-66 Toll Road I-66 Toll Road [Member] I-66 Toll Road Entity Address, Country Entity Address, Country Profit (loss), attributable to owners of parent Profit (loss), attributable to owners of parent EBITDA basis [Domain] EBITDA basis [Domain] EBITDA basis [Domain] Euro Member Countries, Euro Euro Member Countries, Euro Revenue And Operating Income variation rate Revenue And Operating Income variation rate Revenue And Operating Income variation rate Cover [Abstract] Canada, Dollars Canada, Dollars Segments [axis] Segments [axis] Profit/(loss) net of tax from continuing operations variation Profit/(loss) net of tax from continuing operations variation Profit/(loss) net of tax from continuing operations variation Profit (loss) from continuing operations Profit (loss) from continuing operations Adjusted EBITDA comparable Adjusted EBITDA comparable [Member] Adjusted EBITDA comparable Current Fiscal Year End Date Current Fiscal Year End Date Document Annual Report Document Annual Report Other division [Member] Other division [Member] Other division Australia, Dollars Australia, Dollars INDIA INDIA Geographical areas [domain] Geographical areas [domain] Net financial income/(expense) from infrastructure projects variation Net financial income/(expense) from infrastructure projects variation Net financial income/(expense) from infrastructure projects variation Document Fiscal Year Focus Document Fiscal Year Focus Construction business division Construction business division Construction business division Entity Interactive Data Current Entity Interactive Data Current Adjustments [Member] Adjustments [Member] Adjustments Profit (loss) Profit (loss) Entity Shell Company Entity Shell Company Profit (loss) from operating activities Profit (loss) from operating activities of the entity The profit (loss) from operating activities of the entity. [Refer: Profit (loss)] Document Accounting Standard Document Accounting Standard Share of profits of equity-accounted companies variation Share of profits of equity-accounted companies variation Share of profits of equity-accounted companies variation Operating Results [Table] Operating Results [Table] Operating Results Percentage of total assets Percentage of total assets Percentage of total assets NTE 35W NTE 35W [Member] NTE 35W Exchange rate effect Exchange rate effect Exchange rate effect Amendment Flag Amendment Flag Adjusted EBIT Comparable (Like-for-like) Adjusted EBIT Comparable (Like-for-like) Adjusted EBIT Comparable (Like-for-like) POLAND POLAND Operating results from new acquired companies Operating results from new acquired companies Operating results from new acquired companies Operating results of disposed companies Operating results of disposed companies Operating results of disposed companies Business Division [Domain] Business Division [Domain] Business Division [Domain] Income tax expense (income), income taxes Income tax expense (income), income taxes Financial result on financing excluding infrastructure projects Financial result on financing excluding infrastructure projects Financial result on financing excluding infrastructure projects Financial result on financing of infrastructure projects Financial result on financing of infrastructure projects Financial result on financing of infrastructure projects Ferrovial Construction Ferrovial Construction [Member] Ferrovial Construction Document Registration Statement Document Registration Statement Impairment and disposal of fixed assets variation Impairment and disposal of fixed assets variation Impairment and disposal of fixed assets variation Document Transition Report Document Transition Report Revenue and other operating income, operating Revenue and other operating income, operating Non-Recurring Impact Non-Recurring Impact Non-Recurring Impact Document Fiscal Period Focus Document Fiscal Period Focus Fixed asset impairments Fixed asset impairments Fixed asset impairments Total operating expenses variation Total operating expenses variation Total operating expenses variation Assets Assets Finance income cost of the entity variation Finance income cost of the entity variation Finance income cost of the entity variation Document Period End Date Document Period End Date Other Currency [Member] Other Currency [Member] Entity Central Index Key Entity Central Index Key Result on derivatives and other financial results excluding infrastructure projects variation Result on derivatives and other financial results excluding infrastructure projects variation Result on derivatives and other financial results excluding infrastructure projects variation Other Address [Member] Other Address [Member] UNITED KINGDOM UNITED KINGDOM Poland, Zlotych Poland, Zlotych Trading Symbol Trading Symbol Revenue basis [Axis] Revenue basis [Axis] Revenue basis Financial result on financing of infrastructure projects variation Financial result on financing of infrastructure projects variation Financial result on financing of infrastructure projects variation Depreciation and amortisation expense Depreciation and amortisation expense Business Contact [Member] Business Contact [Member] United Kingdom, Pounds United Kingdom, Pounds Construction division [Member] Construction division [Member] Construction division Net profit/(loss) for the year attributed to non-controlling interests variation Net profit/(loss) for the year attributed to non-controlling interests variation Net profit/(loss) for the year attributed to non-controlling interests variation Fixed asset depreciation variation Fixed asset depreciation variation Fixed asset depreciation variation Entity Address, City or Town Entity Address, City or Town Document Type Document Type Operating Results [Line Items] Operating Results [Line Items] Operating Results [Line Items] SPAIN SPAIN Geographical areas [axis] Geographical areas [axis] Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Highways Division Highways Division [Member] Highways Division Address Type [Domain] Address Type [Domain] Financial result excluding infrastructure projects variation Financial result excluding infrastructure projects variation Financial result excluding infrastructure projects variation Gains or losses on disposal of non-current assets and Impairments Gains or losses on disposal of non-current assets and Impairments Gains or losses on disposal of non-current assets and Impairments Entity Emerging Growth Company Entity Emerging Growth Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding NETHERLANDS NETHERLANDS Security Exchange Name Security Exchange Name Financial result on derivatives and other net financial income expense ex-infrastructure projects variation Financial result on derivatives and other net financial income expense ex-infrastructure projects variation Financial result on derivatives and other net financial income expense ex-infrastructure projects variation Local currency amount Local currency amount [Member] Local currency amount Revenue basis [Domain] Revenue basis [Domain] Revenue basis [Domain] Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Adjusted EBIT Adjusted EBIT Adjusted EBIT Airports division [Member] Airports division [Member] Airports division Profit/(loss) net of tax from discontinued operations variation Profit/(loss) net of tax from discontinued operations variation Profit/(loss) net of tax from discontinued operations variation Currency [Axis] Currency [Axis] Comparable revenue reconciliation [Domain] Comparable revenue reconciliation [Domain] Comparable revenue reconciliation [Domain] Operating profit/(loss) variation Operating profit/(loss) variation Operating profit/(loss) variation EBITDA basis [Axis] EBITDA basis [Axis] EBITDA basis Entity Address, Address Line One Entity Address, Address Line One Cash and cash equivalents Cash and cash equivalents Segments [Domain] Segments [domain] Amount in EUR Amount in EUR [Member] Amount in EUR Entity Voluntary Filers Entity Voluntary Filers Contact Personnel Name Contact Personnel Name Revenues Comparable (Like-for-like) Revenues Comparable (Like-for-like) Revenues Comparable (Like-for-like) Adjusted EBIT Growth Rate Adjusted EBIT Growth Rate Adjusted EBIT Growth Rate Document Information [Table] Document Information [Table] Accounting model adjustments Accounting model adjustments Accounting model adjustments Profit (loss) before income taxes Profit (loss) before income taxes Energy Division [Member] Energy Division [Member] Energy Division Fixed asset depreciation Fixed asset depreciation Fixed asset depreciation Webber [Member] Webber [Member] Webber Entity Registrant Name Entity Registrant Name Comparable like for like revenue Comparable like for like revenue [Member] Comparable like for like revenue UNITED STATES UNITED STATES Operating results from newly acquired companies Operating results from newly acquired companies Operating results from newly acquired companies Restructuring costs Restructuring costs Restructuring costs Reconciliation of comparable adjusted EBIT (like-for-like basis) to our net profit (or loss). Reconciliation of comparable adjusted EBIT (like-for-like basis) to our net profit (or loss). Reconciliation of comparable adjusted EBIT (like-for-like basis) to our net profit (or loss). Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Concession operator [Axis] Concession operator [Axis] Concession operator Title of 12(b) Security Title of 12(b) Security Entity Address, Postal Zip Code Entity Address, Postal Zip Code Currency presentation basis [Domain] Currency presentation basis [Domain] Currency presentation basis [Domain] Budimex Budimex [Member] Budimex