I'd say a hug to fend of the trauma of having a father that profited of the excruciating deaths of the untold masses, would be warranted. While I don't know their situation, if they happily profited along, not so much.

Remember, these people have wealth beyond our wildest dreams, they can distance them selves or even run away and still be set for life.

He and the wife have been separated for years. So maybe not as much of a hug as you think.