Key Inclusion Criteria:  Forced expiratory volume in 1 second (FEV1) value greater than or equal to (≥) 30 percent predicted Participants with an approved CF transmembrane conductance regulator gene (CFTR) genotype according to respective regional labels  Key Exclusion Criteria:  History of solid organ or hematological transplantation Non-ambulatory status  Other protocol defined Inclusion/Exclusion criteria may apply