Detailed lists in the browser
When the Show details icon 
in the upper left hand corner of the Structure Browser is selected, the browser displays additional information about objects, grouped under the following headings:
in the upper left hand corner of the Structure Browser is selected, the browser displays additional information about objects, grouped under the following headings:• Model Name - Indicates the Model Name of the object.
• DB-State - The state of the object in the database.
• # of Shares - Indicates the number of shares existing of a shared part, assembly, or workplane.
• Sel Inst Context - Indicates the context of a selective instance.