Conversation so far:
did any of idlewild's band members do any solo work?
Jones released his debut solo album, A Sentimental Education, in 2009.
did any other members do any solo work?
In 2006, Woomble worked with several musicians including Kate Rusby, his wife Ailidh Lennon, songwriter Karine Polwart .
were the solo songs every released on an album?
Jones released his second solo album, A Generation Innocence, in August 2012.

Question: did any band member give a reason for doing solo work?
Self-contained rewrite: Did any band member of Idlewild give a reason for doing solo work?