{"iri":"http://fasb.org/us-gaap/2026#SiteContingencyAccrualAssumptions","label":"Site Contingency, Accrual, Assumptions (Deprecated 2025)","definition":"Describes the important assumptions underlying the estimate of the remediation loss, and may describe any changes in the assumptions made since the last reporting period.","license":"https://accountingfoundation.org/page/pageContent?pageId=/Termsofuse/Termsofuse.html","source":"gaap","source_url":"http://fasb.org/us-gaap/2026#SiteContingencyAccrualAssumptions"}