Conversation so far:
who was the gretchen carlson sexual harassment lawsuit against?
she filed a sexual harassment lawsuit against Fox News chairman Roger Ailes in the Superior Court of New Jersey.
what year was the lawsuit?
July 6, 2016.
did anyone act as a witness for her?
After Carlson came forward, six more women spoke to Gabriel Sherman of New York magazine, alleging that Ailes had sexually harassed them.
which six women also accused him?
CANNOTANSWER.
how long did the lawsuit go on?
Facing overwhelming public criticism, Ailes resigned on July 21, 2016.
did the lawsuit go to trial?
On September 6, 2016, 21st Century Fox Corporation (the parent company of Fox News) announced that it had settled the lawsuit with Carlson.

Question: how much was the settlement?
Self-contained rewrite: how much was the settlement for the sexual harassment lawsuit against Fox News chairman Roger Ailes?