beyond your wildest dreams

US /bɪˈjɑːnd jʊər ˈwaɪldɪst driːmz/
UK /bɪˈjɑːnd jʊər ˈwaɪldɪst driːmz/
"beyond your wildest dreams" picture
1.

better or more than one could ever have imagined or hoped for

:
The success of the project was beyond our wildest dreams.
Her career took off beyond her wildest dreams.