Location: Detail>Settings>Style Editor>Entity Attributes

Entity Attributes is a pane, like that shown below, on the Detail Style Editor dialog box that appears when you click the Detail Attributes subnode under Dimensions, Annotations, or dimension subnodes (Dimensions>Linear Dimensions>Entity Attributes,Dimensions>Circular Dimensions>Entity Attributes, etc.)

Elements on this pane also appear on the System Attributes pane (Edit>System Settings>Attributes). Click System Attributes for explanations of these elements.