Complex sentence: It was launched in September 2002 as "The Detour on Teletoon" until September 1,2008, when it was renamed to "Teletoon Detour"; the block adopted its current name in September 2009.
Split into simpler sentences: It was launched in September 2002 as "The Detour on Teletoon" until September 1,2008 when it was renamed to "Teletoon Detour". The block adopted its current name in September 2009.