go above and beyond duty
go above and beyond (one's) duty
To do more than what is expected of one. Wow, I can't believe you finished our whole report while I was out sick. You really went above and beyond your duty on this one!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
go above and beyond one's dutyand go above and beyond the call of duty
Fig. to exceed what is required of one. Doing what you ask goes above and beyond my duty. My job requires me to go above and beyond the call of duty almost every day.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.