how accepting and laid back is wsu greek life?

how accepting and laid back is wsu Greek life? I currently attend another university and I am thinking about transferring. However at the University I currently go to, if you are not in one of 3 tops houses (either sorority or frat) or heaven forbid I even say a gdi some people won't even talk to you. I understand some organizations are closer with each other than others but overall is wsu Greek life known to be as such