What is the meaning of "A Long Way Gone?"

The title "A Long Way Gone" is a direct reference to Ishamel's feelings of emotional detachment, as he reflects on his long journey from childhood to his feelings of loss and abandoment, and the changes he'd later undergo as he moved from a lost boy to very different type of boy.... a soldier. The story comes full circle, as he continues his journey and eventually becomes a contributing and functional member of society.