{"iri":"http://fasb.org/us-gaap/2026#DefinedBenefitPlanNonroutineEventNatureDescription","label":"Defined Benefit Plan, Nonroutine Event, Description","definition":"Description of nature of nonroutine event in defined benefit plan. Includes, but is not limited to, amendment, business combination, divestiture, curtailment, and settlement.","license":"https://accountingfoundation.org/page/pageContent?pageId=/Termsofuse/Termsofuse.html","source":"gaap","source_url":"http://fasb.org/us-gaap/2026#DefinedBenefitPlanNonroutineEventNatureDescription"}