Zooming out collapses the view according to the Zoom In Level option specified as described in Setting a Default Zoom Level.
To zoom out:
Select a member. In Essbase, you can select a range of members.
From the data source ribbon, click Zoom Out.
Related topics:
Zooming In
Setting a Default Zoom Level
Enabling Double-Click Zooming
Zooming Operations in Cells that Contain Formulas