BaseDocument.cs

public class BaseDocument
{
    public Document Document { get; set; }

    public BaseDocument()
    {
        
    }

    public BaseDocument(Document doc)
    {
        Document = doc;

        GetType().GetProperties().ToList().ForEach(prop =>
        {
            var value = GetDocumentValueForProperty(prop);
            prop.SetValue(prop.Name, value);
        });
    }

    public object GetDocumentValueForProperty(PropertyInfo property)
    {
        // Do any type conversions here
        return Document.Get(property.Name);
    }
}