/// <summary>
 /// Parent Constructor
 /// </summary>
 /// <param name="period">parent</param>
 /// <param name="docBaseType">doc base type</param>
 public MPeriodControl(MPeriod period, String docBaseType)
     : this(period.GetCtx(), period.GetAD_Client_ID(), period.GetC_Period_ID(), docBaseType,
            period.Get_TrxName())
 {
 }