Defining How Calendars Roll Up

Table 24-7 Calendar Roll Up

Base Time Period	Roll Up
12 Months	Four quarters are created per year. Months roll up into parent quarters and quarters roll up into years.
Quarters	Quarters roll up into years.
Custom	No default rollup structures. A flat list of the custom base time periods displays.

After the application calendar is created, you can't change the base time period or reduce the number of years in the calendar. Service Administrators can change the names, descriptions, aliases, and ranges of the summary time periods in the hierarchy.