As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - CREW REPORTED RIGHT ENGINE GENERATOR FAILED. EMERGENCY DECLARED FLIGHT RETURNED JFK LANDED WITHOUT INCIDENT. PLACARDED RIGHT INTEGRATED DRIVE GENERATOR INOPERATIVE. FLIGHT CONTINUED TO AUA. REPLACED GENERATOR CONTROL UNIT AT TUL ON 11/1/2011. SYSTEM GROUND CHECK NORMAL OPERATION.