Jackson, who spent 12 seasons as a judge and 1 as a mentor, is departing the FOX talent quest.
“After 13 seasons, I felt now was the perfect time to leave American Idol,” Jackson said in a statement to to Deadline,. “I’m proud to have been a part of a series that discovered some incredible artists and will go down in history as one of the most successful television shows ever. A true original, Idol started it all. Onto what’s next.”
His departure leaves Ryan Seacrest as the only remaining key member of Idol‘s original team.
Net season sees the return of Jennifer Lopez, Keith Urban and Harry Connick Jr. with a mentor to be announced. There is speculation Adam Lambert could fill the role.
“Randy has been such an integral part of American Idol since day one, both as a judge and as a mentor. He’s provided great advice and support, shaping the success of so many Idols we have discovered over the years,” FOX and American Idol producers FremantleMedia North America and 19 Entertainment said in a statement.
“We wish him all the best in his next chapter. Randy will always be part of our Idol family, and we hope he’ll visit from time to time.”