0002035149 floc:CommonClassAOneMember 2026-06-22 2026-06-22 0002035149 2026-06-22 2026-06-22 0002035149 us-gaap:CommonClassAMember 2026-06-22 2026-06-22 false 0002035149 8-K 2026-06-22 Flowco Holdings Inc. DE 001-42477 99-4382473 1300 Post Oak Blvd. Suite 450 Houston TX 77056 (713) 997-4877 false false false false Class A Common Stock, $0.0001 par value per share FLOC NYSE Class A Common Stock, $0.0001 par value per share FLOC NYSE true false