I’m talking about the detritus that naturally builds up during the day.

That, especially combined with your username, paints a truely horrible mental image.

Now please excuse me while I find a spoon to physically remove the memory of that comment with.

Trim your butt hair so it gets easily cleaned in the shower

A bidet with good water pressure

I learned a new word today.

In biology, detritus (/dəˈtraɪtəs/ or /ˈdɛtrɪtəs/) is organic matter made up of the decomposing remains [...] of feces.

[Source]

I see...

This feels like a poop knife type situation.