take something further

take (something) further

To advance an action, argument, or complaint to a higher level or more serious degree. To avoid having the ex-employee take the lawsuit any further, the company offered a settlement many believe to be worth several million dollars. I intend to take this matter further with the board of directors if you are unwilling to tender your resignation here and now.
See also: further, take
Farlex Dictionary of Idioms.

take something ˈfurther

take more serious action about something or speak to somebody at a higher level about it: I am not satisfied with your explanation and I warn you that I intend to take the matter further.
See also: further, something, take
Farlex Partner Idioms Dictionary
See also:
  • take (something) further
  • get into an argument
  • get into an argument about (someone or something)
  • get into an argument about (someone or something) with (someone)
  • get into an argument over (someone or something)
  • get into an argument over (someone or something) with (someone)
  • get into an argument with (someone) about (someone or something)
  • sledgehammer
  • sledge-hammer argument
  • I couldn't hear you over the sound of (something)