When does One Day at a Time return?

One Day at a Time is an American television sitcom that aired on CBS from December 16, 1975, to May 28, 1984. It starred Bonnie Franklin as a divorced mother raising two teenage daughters. The series was based on Whitney Blake's own life as a single mother raising her three children after her divorce from her first husband.
The series depicts the everyday life of a Cuban-American family. Following the story of Penelope Alvarez, a United States Army Nurse Corps veteran, facing her return to civilian life with a lot of unresolved issues from her time in the Army.