that's the idea
1. That's essentially what one is saying. A: "So you're suggesting that we automate production to reduce workplace accidents?" B: "That's the idea, yes."
2. Good job; you're doing that well or correctly. Yeah, that's the idea! See? You're a natural at programming code.
ˈthat’s the idea!
(spoken) used to encourage people and to tell them that they are doing something right: That’s the idea! You’re doing just fine.