までもない

expression, i-adjective

there is no need to ...; it is hardly necessary to ...

Used after a verb to indicate that something is so obvious or trivial that it does not require the action. Often implies the action is unnecessary or not worth doing.

• わざわざ説せつ明めいするまでもない。

  There's no need to explain it in detail.

• 言いうまでもなく、健けん康こうは大たい切せつだ。

  Needless to say, health is important.