So that answers that. Obviously, you must divorce her. For your own sake. As for Idril, now, don't get me wrong. I love that girl. I helped bring her up, after all. She is an adult now albeit a simple and did I say naive? one and she will understand. That girl would want you to be happy.
*has a sudden thought* Marvellous. I can take Elenwë off the guest-list now.