I'm guessing that, in the unlikely event of anyone questioning their obscene wealth, they'd probably use the Hovind Defense (because it worked so well for him, didn't it) - "We are men and/or women of God, therefore everything we own belongs to Him."
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'