We all know that TV channels only care about ratings, we also know that Charlie is the highest paid comedy actor in the market right now (on television). So basically CBS is saying that they don't care what he does in his private life because so far, he has always been a professional and does a fantastic job.
Charlie Sheen's top five scandals
On Thursday, Charlie Sheen was rushed to the hospital by ambulance for abdominal pains. It is the latest in a series of bizarre incidents for the 45-year-old actor, whose Two and a Half Men co-star Jon Cryer recently said is gossip fodder on the set of their top-rated CBS sitcom. Ref. Source 3