This field is used to specify if the calculation must be carried out for the current period of the "current" fiscal year or of the "next" fiscal year. It can only be accessed if the following conditions are all met: 1/ The current fiscal year and the next fiscal year are divided in periods. 2/ The current period of the current fiscal year must be the last of the fiscal year and an actual period calculation must have been carried out for this period. By default, the calculation is always carried out with respect to the current exercise.