There are three artists using this name: 1) Ida is an American indie rock/slowcore band from New York City. Ida's sound is gentle, melodic and often sparse, infused with male-female harmonies and heartfelt lyrics. There is also a hint of folk rock in some songs.
http://idamusic.com/
http://www.myspace.com/idamusic Features former member of The Hated; Daniel Littleton. 2) Noise/electronic band from Lima, Peru

Read more about IDA on Last.fm.