string cultureName = Thread.CurrentThread.CurrentCulture.Name;
CultureInfo cultureInfo= new CultureInfo(cultureName);
if (cultureInfo.NumberFormat.NumberDecimalSeparator != ".")
{
    cultureInfo.NumberFormat.NumberDecimalSeparator = ".";
    Thread.CurrentThread.CurrentCulture = cultureInfo;
}

var tables = document.EnumerateChildrenOfType<Table>();

var border = new Border(1, BorderStyle.Single, new ThemableColor(Colors.Black));

foreach (var table in tables)
{
    table.Borders = new TableBorders(border);

    foreach (var row in table.Rows)
    {
        foreach (var cell in row.Cells)
        {
            cell.Borders = new TableCellBorders(border);
        }
    }
}

row.Height = new TableRowHeight(HeightType.Exact, image.Image.Height); 

foreach (var paragraph in this.flowDocument.EnumerateChildrenOfType<Paragraph>())
{
    if (paragraph.Properties.HangingIndent.HasLocalValue)
    {
        Run run = paragraph.EnumerateChildrenOfType<Run>().Where(r => r.Text == "\t").FirstOrDefault();

        if (run != null)
        {
            paragraph.TabStops = paragraph.TabStops.Insert(new Telerik.Windows.Documents.Flow.Model.Styles.TabStop(paragraph.Properties.HangingIndent.LocalValue.Value));
        }

    }
}