{"filing": {"accession": "0001227654-26-000054", "cik": "0001227654", "ticker": "CMP", "company_name": "COMPASS MINERALS INTERNATIONAL INC", "form_type": "10-Q", "filing_type": "10-Q", "filing_date": "2026-08-06", "accepted_datetime": null, "acceptance_datetime": null, "accepted_at": null, "primary_doc_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/0001227654-26-000054-index.htm", "filing_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/0001227654-26-000054-index.htm", "period_of_report": "2026-06-30"}, "html_url": "/api/filings/000122765426000054/stream", "exhibits": [{"exhibit_number": "31.1", "exhibit_type": "31", "description": "Certification of President and Chief Executive Officer and Director pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.", "filename": "cmp-q32026xex311ceocertifi.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/cmp-q32026xex311ceocertifi.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "31.2", "exhibit_type": "31", "description": "Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.", "filename": "cmp-q32026xex312cfocertifi.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/cmp-q32026xex312cfocertifi.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "32", "exhibit_type": "32", "description": "Certifications of Edward C. Dowling, Jr. (President and Chief Executive Officer and Director), and Peter Fjellman (Chief Financial Officer) furnished pursuant to 18 U.S.C. \u00a71350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.", "filename": "cmp-q32026xex32ceoandcfoce.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/cmp-q32026xex32ceoandcfoce.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "95", "exhibit_type": "95", "description": "Mine Safety Disclosures.", "filename": "cmp-q32026xex95minesafetyd.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000054/cmp-q32026xex95minesafetyd.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "10.1", "exhibit_type": "10", "description": "Sixth Amendment dated March 19, 2026, to the Receivables Financing Agreement dated as of June 30, 2020, among the Receivables Financing Agreement Parties (as previously amended), by and among Compass Minerals America Inc., Compass Minerals Receivables LLC and PNC Bank National Association (incorporated by reference to Exhibit 10.1 to Compass Minerals International, Inc.'s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026).", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/1227654/000122765426000025/cmp-2026xex101sixthamendme.htm", "category": "contracts", "incorporated_by_reference": true}], "sections": [{"section_name": "part_1_item_1", "section_title": "Financial Statements", "start_position": 3979, "end_position": 75238}, {"section_name": "part_1_item_2", "section_title": "Management\u2019s Discussion and Analysis of Financial Condition and Results of Operations", "start_position": 75238, "end_position": 138679}, {"section_name": "part_1_item_3", "section_title": "Quantitative and Qualitative Disclosures about Market Risk", "start_position": 138679, "end_position": 139870}, {"section_name": "part_1_item_4", "section_title": "Controls and Procedures", "start_position": 139870, "end_position": 146916}, {"section_name": "part_2_item_1", "section_title": "Legal Proceedings", "start_position": 146916, "end_position": 148262}, {"section_name": "part_2_item_1a", "section_title": "Risk Factors", "start_position": 148262, "end_position": 148480}, {"section_name": "part_2_item_2", "section_title": "Unregistered Sales of Equity Securities and Use of Proceeds", "start_position": 148480, "end_position": 148571}, {"section_name": "part_2_item_3", "section_title": "Defaults Upon Senior Securities", "start_position": 148571, "end_position": 148615}, {"section_name": "part_2_item_4", "section_title": "Mine Safety Disclosures", "start_position": 148615, "end_position": 148908}, {"section_name": "part_2_item_5", "section_title": "Other Information", "start_position": 148908, "end_position": 149455}, {"section_name": "part_2_item_6", "section_title": "Exhibits", "start_position": 149455, "end_position": 151672}], "tables": [{"table_index": 0, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 1, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 2, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 3, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 4, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 5, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 6, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 7, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 8, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 9, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 10, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 11, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 12, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 13, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 14, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 15, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 16, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 17, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 18, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 19, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 20, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 21, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 22, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 23, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 24, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 25, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 26, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 27, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 28, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 29, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 30, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 31, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 32, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 33, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 34, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 35, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 36, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 37, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 38, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 39, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 40, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 41, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 42, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 43, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 44, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 45, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 46, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 47, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 48, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 49, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 50, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 51, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 52, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 53, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 54, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 55, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 56, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 57, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 58, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 59, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 60, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 61, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 62, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 63, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 64, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 65, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 66, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 67, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 68, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 69, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 70, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 71, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 72, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 73, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 74, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 75, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 76, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 77, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 78, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 79, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 80, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 81, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 82, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 83, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 84, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 85, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 86, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 87, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 88, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 89, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 90, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 91, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 92, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 93, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 94, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 95, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 96, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 97, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 98, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 99, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 100, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 101, "table_type": "financial", "caption": null, "header_text": ""}, {"table_index": 102, "table_type": "text", "caption": null, "header_text": ""}, {"table_index": 103, "table_type": "text", "caption": null, "header_text": ""}], "exhibits_pending": false, "cdn_html": true, "response_time_ms": 175}