Enough is never enough for these women especially when they aren't the ones earning the majority of the money.  He took preliminary precautions that apparently are like dust in the wind.  It obviously meant nothing for him to go to that trouble and expense.  When older men marry younger women, this often happens.  Especially in Hollyweird.

https://www.westernjournal.com/kevin-costners-estranged-wife-refuses-leave-145-million-home-actor-fears-left-homeless/?utm_source=Email&utm_medium=WJBreaking&utm_campaign=breaking&utm_content=western-journal