A source tells PEOPLE that Jennifer Lopez 'just wants to close the door on this crazy chapter' of life following her divorce from Ben Affleck

Jennifer Lopez and Ben Affleck have finalized their divorce half a year after the singer filed for a dissolution of marriage. According to the Associated Press, Lopez filed documents on Monday, Jan. 6 in Los Angeles Superior Court to show that the former couple settled their divorce through mediation in September.

Lopez first filed for divorce from Affleck on Aug. 20, the same day as the second anniversary of their traditional wedding ceremony. They cited "irreconcilable differences" as the