not miss much
To be exceptionally alert to what is going on around one. Despite the boss's rather hands-off approach to managing the team, she doesn't miss much of what goes on around the office.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
see under not miss a trick.
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.