Sorry I was assuming that 240ft of flying got me adjacent. The steal was just a steal maneuver to grab the map. I did a very poor just of saying what I was doing.
We can just say I failed an intimidate check
Heron tries to position dwich for a steal or grapple combat maneuver.
Fly: 1d20 + 14 ⇒ (4) + 14 = 18