Courteney Cox and David Arquette are officially divorced after having been separated for nearly three years.On Tuesday, an L.A. County Superior Court judge officially ended their 12-year marriage. In the docs, both parties have requested joint legal and physical custody of their daughter, Coco, 8.The pair waited to file divorce papers June 2012, but have remained friends since the split."I appreciate David more now than I ever did," she told Ellen DeGeneres earlier this year. "I mean…it's hard. I don't recommend divorce in general, but you know, he is my best friend and we've both grown and changed and I think we both appreciate each other more. I hope he does. I do."David has since moved on with TV host Christina McClarty.