But those others might also be able to fill in the details.

You may fill in the details from your own experience.

I took a few minutes then to fill in the details.

I went back through the story, filling in the details.

Some said that they were waiting for the President to fill in the details.

I gave him the other names she'd told me, and filled in the details.

He could fill in the details later, without asking any more questions now.

"Number One was just filling in the details for me."

His military background was quite enough to fill in the details of what would happen next.

For humans, you have to provide the big picture and then fill in the details.