For the books
Meanings of "For the books"
Most commonly, 'This one's for the books', or 'that one's for the books'.
When speaking of something or someone that has done/being something very noteworthy, record breaking. An act/thing/words that should be recorded as a great accomplishment. It can be satirical. "Oh look, he got off his butt to go get a job, that's one for the books."
достойный серьезного внимания, значительный (успех, событие и т.п.)