Exhibit 99.1


                         Form 4 Joint Filer Information


Name:                                   Scopia Management, Inc.


Address:                                152 West 57th Street, 33rd Floor
                                        New York, NY 10019


Date of Event Requiring Statement:      12/19/18


Name:                                   Matthew Sirovich


Address:                                152 West 57th Street, 33rd Floor
                                        New York, NY 10019


Date of Event Requiring Statement:      12/19/18


Name:                                   Jeremy Mindich


Address:                                152 West 57th Street, 33rd Floor
                                        New York, NY 10019


Date of Event Requiring Statement:      12/19/18