At The End Of The Day Meaning

(idiomatic) In summary; ultimately.

Example: 1991, Charles Krauthammer, "Why Arms Control Is Obsolete," Time, 5 Aug.:
  Arms control was always something between a sham and a sideshow. . . . [A]t the end of the day, a democratic Russia integrated into the West becomes no more a nuclear threat to us than Britain or France.
2009, Levi Folk, "'Goldilocks' dollar is happy here," Financial Post (Canada), 24 Feb. (retrieved 25 Feb. 2009):
  At the end of the day, it is commodities that will have the biggest impact on the Canadian dollar over the next year.