has left the building

Organisational capital is typically described as dead. It is what has been left behind after human capital has left the building.

2008, Jan Mouritsen, Organisational Capital: Modelling, Measuring and Contextualising, Routledge, →ISBN, page 24

The quality-control department has left the building and anyone with a halfdecent memory of a half-remembered match is out there publishing his memoirs. The scraps, the scrapes, the sessions — oh, what fun we had. Except we didn't have much fun, did we? Most of them are poor.

2012, Fred Eyre, Kicked into Touch: Plus Extra Time, Random House, →ISBN, page 9

When a Risk Taker gets a hold of an idea, reason has left the building. And with it go concern for other people's feelings, attention to details, and longrange planning.

2012, Bethany Palmer, The 5 Money Personalities: Speaking the Same Love and Money ..., Thomas Nelson, →ISBN, page 29

Just as I can run through a long succession of too many negative "what if" scenarios, my mom is equally efficient at producing a long list of what could go right. Of course, she generally takes it a step beyond into the absolute impossibility of positivity after the logic train has left the building; I find her rosy interpretations rather annoying and frustrating.

2012, Joelle Burnette, Cancer Time Bomb: How the Brca Gene Stole My Tits and Eggs, Joelle Burnette, →ISBN, page 40