Here Deployee the idm.war file, and that deployee through Application server, see all the steps how to deployee the war file on Application server.
When idm..war sucessfull deployee, then must Import init.xml file and that take it from installed IDM directory >>> Sample Folder.
We must take care of All the .jar file into the lib folder like jms.jar / activation.jar / repository connector .jar and jms.jar
Here from belw link you can see how to install "idm" on diffrent Application server see the below link ----- http://docs.sun.com/app/docs/doc/820-5594/ghmel?l=en&a=view