CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed the Long-term Issuer Default Ratings (IDRs) for Dean Foods Company (Dean) and its subsidiary, Dean Holding Company, at 'BB-'. The Rating Outlook has been revised to Stable from Negative driven by Fitch's expectations for substantial improvement in operating earnings in 2015 on lower milk input prices and the removal of structural costs. As a result, Fitch anticipates that gross leverage (total adjusted debt-to-EBITDAR) is likely to improve to