{"iri":"http://fasb.org/us-gaap/2026#OilAndGasProducingPropertiesOfRateRegulatedCompaniesUnamortizedCost","label":"Oil and Gas, Property Subject to Cost-of-Service Rate-Making, Unamortized Cost","definition":"Amount of unamortized cost for cost-of-service rate-making on oil- and gas-producing property.","license":"https://accountingfoundation.org/page/pageContent?pageId=/Termsofuse/Termsofuse.html","source":"gaap","source_url":"http://fasb.org/us-gaap/2026#OilAndGasProducingPropertiesOfRateRegulatedCompaniesUnamortizedCost"}