In the JavaMagazin's poll "What's Your Favorite IDE?" NetBeans is doing very well.
The intermediary result at 11.12.2009 9 pm is: Eclipse 50%, NetBeans 34 %, IntelliJ 14 %, others (like RAD, JDeveloper, vi, emacs and notepad :-)) 2%. 1k votes so far.
The poll is still open - vote!