[jethro@jethro-laptop:~]$ nix-env -qaP | grep idea
nixos.idea.clion1                                               clion-1.2.5
nixos.idea.clion                                                clion-2016.3.3
nixos.idea.datagrip                                             datagrip-2016.3.2
nixos.idea.idea14-community                                     idea-community-14.1.7
nixos.idea.idea-community                                       idea-community-2017.1
nixos.idea.idea14-ultimate                                      idea-ultimate-14.1.7
nixos.idea.idea15-ultimate                                      idea-ultimate-15.0.6
nixos.idea.idea-ultimate                                        idea-ultimate-2017.1
nixos.idea.phpstorm10                                           phpstorm-10.0.4
nixos.idea.phpstorm                                             phpstorm-2017.1
nixos.idea.pycharm-community                                    pycharm-community-2017.1
nixos.idea.pycharm-professional                                 pycharm-professional-2017.1
nixos.idea.ruby-mine                                            ruby-mine-2016.3.2
nixos.idea.ruby-mine7                                           ruby-mine-7.1.5
nixos.idea.ruby-mine8                                           ruby-mine-8.0.4
nixos.idea.webstorm10                                           webstorm-10.0.5
nixos.idea.webstorm11                                           webstorm-11.0.4
nixos.idea.webstorm                                             webstorm-2017.1