{"filing":{"accession_number":"0001104659-26-100236","cik":"0000018654","ticker":"AILIP","company_name":"Ameren Illinois Co","form":"8-K","filing_date":"2026-08-24","report_date":"2026-08-24","primary_document":"tm2623767d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/18654/000110465926100236/tm2623767d1_8k.htm"},"events":[{"id":29124,"run_id":26650,"accession_number":"0001104659-26-100236","anchor_item_number":"8.01","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"Ameren Illinois sold $400 million principal amount of 5.50% First Mortgage Bonds due 2036, receiving net proceeds of approximately $397.4 million. This is a direct creation of a new financial obligation through debt issuance, clearly fitting the debt_issuance category. The material principal amount and the company's filing of the 8-K to report the transaction confirm materiality.","company_name":"Ameren Illinois Co","ticker":"AILIP","filing_date":"2026-08-24","form":"8-K","submitted_at":null,"items":[{"id":31293,"accession_number":"0001104659-26-100236","item_number":"8.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Ameren Illinois, a subsidiary of Ameren Corporation, issued $400 million principal amount of 5.50% First Mortgage Bonds due 2036, receiving net proceeds of approximately $397.4 million. This is a material creation of a direct financial obligation disclosed under Item 8.01, fitting the debt_issuance category as a new bond issuance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-24T17:17:38.253811+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":31293,"accession_number":"0001104659-26-100236","item_number":"8.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Ameren Illinois, a subsidiary of Ameren Corporation, issued $400 million principal amount of 5.50% First Mortgage Bonds due 2036, receiving net proceeds of approximately $397.4 million. This is a material creation of a direct financial obligation disclosed under Item 8.01, fitting the debt_issuance category as a new bond issuance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-24T17:17:38.253811+00:00","company_name":"Ameren Illinois Co","ticker":"AILIP","filing_date":"2026-08-24"}]}