Geez we need to invent a way for this forum to auto format reports etc lol. Anyway in all seriousness try something like this:
@{REPORT ORDER DETAILS:O.User,O.TotalPrice:(OS.GStatus=Void):{0}:,}
[Voids Detail by $1:1,1,1,1.8, 0.7, 1,1,1,0.6]
{REPORT ORDER DETAILS:T.TicketNumber,OSD.GStatus,OST.GStatus,O.MenuItemName,O.Quantity,O.TotalPrice,OSV.GStatus,O.Department:(OS.GStatus=Void) AND (OU=$1)}
@{REPORT ORDER DETAILS:O.User,O.TotalPrice.sum:(OS.GStatus=Void):{0}:,}
[Voids Detail by $1:1,1,1,1.8, 0.7, 1,1,1,0.6]
{REPORT ORDER DETAILS:T.TicketNumber,OSD.GStatus,OST.GStatus,O.MenuItemName,O.Quantity,O.TotalPrice,OSV.GStatus,O.Department:(OS.GStatus=Void) AND (OU=$1)}