0001506307 2026-05-14 2026-05-14 0001506307 kmi:ClassPMember 2026-05-14 2026-05-14 0001506307 kmi:A2.25DueMarch2027NotesMember 2026-05-14 2026-05-14 0001506307 8-K false 2026-05-14 KINDER MORGAN, INC. DE 001-35081 80-0682103 1001 Louisiana Street Suite 1000 Houston TX 77002 713 369-9000 false false false false Class P Common Stock KMI NYSE 2.250% Senior Notes due 2027 KMI 27A NYSE false