A garment processing device comprising: a cabinet; a door; a first hinge comprising a first shaft disposed on one of the cabinet or the door, and a first shaft containing portion disposed on the other of the cabinet or the door such that the first shaft is contained therein in an attachable/detachable manner; a second hinge comprising a second shaft coupled to the door so as to form a first axis of rotation together with the first shaft and a third shaft for rotatably fixing the second shaft to the cabinet; a third hinge comprising a fourth shaft disposed on one of the cabinet or the door so as to form a second axis of rotation together with the third shaft, and a fourth shaft containing portion disposed on the other of the cabinet or the door such that the fourth shaft is contained therein in an attachable/detachable manner.