be a matter of something/doing something
be a matter of (doing something)
To be contingent on doing a particular thing. It's a matter of sticking with the program in order to succeed.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
be (all) a matter of something/doing somethingdepend on something/doing something: Success in business is all a matter of experience. ♢ Doing anything well is a matter of practice.
Farlex Partner Idioms Dictionary © Farlex 2017