The Walt Disney Company purchased Sesame Workshop for 3.6 million on March 21, 2006. The premiere of season 37 of Sesame Street was on August 14, 2006 on PBS Kids. In April 2007, Sesame Street moved to the Disney Channel, while reruns continued on PBS until the end of 2007. The series premiered its 38th season on PBS on August 13, 2007 and on the Disney Channel on August 17, 2007. In February 2008, Sesame Street was removed from PBS, permanently moving to the Disney Channel. Disney Channel episodes of Sesame Street did not have any commercial breaks. The series premiered its 39th season on the Disney Channel on August 8, 2008 at 7:00 p.m (season 39 was the first Sesame season not to be broadcast on PBS). In September 2008, Sesame Street was added to Toon Disney along with other live action Disney Channel series. On February 13, 2009, with the closure of Toon Disney, Sesame Street was added to Disney XD. The series premiered its 40th season on the Disney Channel on November 10, 2009 (the series' 40th anniversary), and on Disney XD on November 13, 2009. Episodes of Sesame Street alternated on the Disney Channel and Disney XD until February 2013, where it permanently moved to Disney XD. The series premiered its 44th season on Disney XD on September 9, 2013 (where it was the first season of Sesame to air only on Disney XD). The series premiered its 45th season on September 15, 2014. The Cookie Thief premiered on Disney XD on February 16, 2015 following the Gravity Falls episode "Northwest Mansion Mystery". The series premiered its 46th season on Disney XD on October 19, 2015. The 46th season had 40 episodes, utilized an extended and modified version of the original format also called a "movie format" (extending the run time to 90 minutes), with segments of "Elmo's World" and "Elmo the Musical" alternating with each episode, and also introduced a new "casino" opening and closing theme sequence.