dired-hide-details-hide-information-lines

dired-hide-details-hide-information-lines is a variable defined in `dired.el'.
Its value is

t

Documentation:
Non-nil means `dired-hide-details-mode' hides all but header and file lines.

You can customize this variable.

This variable was introduced, or its default value was changed, in version 24.4 of Emacs.