Well, she's used to doing some time, from what I've read. Weekend retreats behind the bar(s) for sticky fingers are in her past....
From what I had heard, whatever her punishments were for her other crimes, they amounted to little more than slaps on the wrist.
She really needs some serious punishment in order to appreciate the consequence of her actions. I don't think she developed that appreciation the previous times she was in trouble with the law.