An object is to provide a detergent composition which is excellent in conditioning effects, and having sufficient foaming property and having suitable viscosity. It can be accomplished by a detergent composition comprising (A) triethanolamine salt of N-acylsarcosine, (B) triethanolamine polyoxyethylene lauryl ether sulfate, (C) polyoxypropylene fatty acid isopropanolamide, (D) a cationic polymer, (E) a water-soluble inorganic salt and (F) an amphoteric surfactant.