The Instance Level view contains two tabs, Logins and Roles.
Logins
The Logins tab shows a list of all the logins for a server with the following columns:
Name: The name of the Windows user, Windows group, or SQL user.
Object Type: Windows User, Windows Group, or SQL User.
Member Of: A list of the roles the user is a member of, separated by tabs, and line wrapping.
Connect Permission: Granted or Denied.
Login Status: Enabled or Disabled.
SCREENSHOT
Roles
The Roles tab shows all roles for the server with the following columns:
Name: The name of the role.
Members: A list of the logins which are members of this role, comma separated and word wrapping.
SCREENSHOT