//Agrego las celdas finales a la tabla
        Chunk subT = new Chunk(subtotal,smallBold);
        Chunk subT1= new Chunk("SUBTOTAL");
        PdfPCell[] celdFinal = new PdfPCell[3];

        celdFinal[0] = new PdfPCell(new Phrase(subT1+" "+subT));

        for (int i = 0; i <= 0; i++) {
            celdFinal[i].setColspan(4);//Las celdas que abarcaran
            tabla.addCell(celdFinal[i]);
        }

        chapter.setNumberDepth(0); //.setNumberDepth(0); hace que no se le coloque numeracion
        chapter.add(image);
        chapter.add(subT);
        chapter.add(idVenta);
        chapter.add(tabla);
        document.add(chapter);