part company
US /pɑːrt ˈkʌm.pə.ni/
UK /pɑːrt ˈkʌm.pə.ni/

1.
separarse, romper relaciones
to end a relationship or association with someone
:
•
After years of working together, they decided to part company.
Después de años de trabajar juntos, decidieron separarse.
•
I had to part company with my old car because it was too expensive to repair.
Tuve que desprenderme de mi viejo coche porque era demasiado caro de reparar.