From The Department Of The Bleeding Obvious Meaning

(idiomatic, Britain, Australia) Such as to be so obvious it was unnecessary to say.

Example: 2004, Ruth Dudley Edwards, Carnage on the Committee, HarperCollins, ISBN 0002326736, pg. 134:
  That call I took as we arrived here was to tell me about another meeting with the AC tomorrow. More nit-picking and recommendations from the Department of the Bleeding Obvious.
2005, Aaron McKenna, "Chinese gaming firm PowerNet Technology to launch anti-Japanese wargame," The Inquirer, 25 August 2005, [1]:
  WHEN READING REPORTS from the Department of the Bleeding Obvious one may find a statement saying that "China doesn't like Japan very much."
2006, Jonathan Goddard, "Distractions cause accidents ‘Shocker,’" Pocket-lint, 19 August 2006, [2]:
  Eating while driving is dangerous, says a new report from the Department of the Bleeding Obvious.
2008, Tim Weber, "Analysis: Microsoft without Yahoo," BBC News, May 4, 2008, [3]:
  Once again, the solution comes from the Department of the Bleeding Obvious, but is worth repeating nonetheless.