And, even though we just filed yesterday I've barely thought about it at all today...at least not in a I-can't-believe-this-is-happening sort of way.
I think that's what true detachment is all about. It's not that you never feel grief over your sitch or over things your H says/ does, it's that you don't dwell on it. The grief pops up, you accept it, process it and keep moving forward. It's a healthy place to be.