To go too far; to exceed acceptable limits—an idiom used when something is carried to excess or becomes inappropriate.
冗談も度が過ぎると相手を傷つけるから注意した方がいい。
Jokes can hurt someone if they go too far, so you should be careful.
飲みすぎは度が過ぎる。健康に悪いから控えてください。
Drinking too much is going too far. It's bad for your health, so please refrain.
その批判は度が過ぎると思う。建設的ではない。
I think that criticism goes too far. It's not constructive.