Travis of silverlakestudio.com writes aboutthe ideal way to record drums which is in a high ceilinged room with wide open space but not everyone can afford the luxury. It’s not all about isolation, here are some good points to consider: Set up in a spot with few reflection points, sound proof appropriately and think of who is listening; decide if you want to be a jam band or what. Fix key issues that may arise and be flexible.
Some good points in isolating drum recording techniques. Read in full here:
Isolating Drums in the Studio: 5 Things to Consider