The Showtime docuseries about Roger Ailes is one of those shows that wouldn't work at all if it were fictional and not fact-based, because the lead character being that loathsome simply wouldn't be believable.
While a whole generation is growing up with "Netflix documentary" as a genre, docs are cleaning up at the box office, too. According to The Numbers, documentaries grossed a total of $95 million domestically in 2018, more than doubling last year's total of $44 million. A big factor in that is that there were a lot of really great documentary films this year.