Ida is a 2013 Polish-Danish drama film directed by Pawel Pawlikowski. The movie follows the journey of a young nun in 1960s Poland who discovers her Jewish roots and confronts her past while on the brink of taking her vows.
The title font for the movie poster is likely Carlton, a font designed in the early 1900s by the Stephenson Blake Typefoundry. Its clean capitals and detailed lowercase letters have made it popular and it was released as a digital font by Letraset in the 1990s. You can learn more about it here.