CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed The Kroger Co.'s (Kroger) Long-term Issuer Default Rating (IDR) at 'BBB' and Short-term IDR and commercial paper ratings at 'F2'. The Rating Outlook is Stable. KEY RATING DRIVERS Industry-Leading ID Sales: Kroger generates industry-leading nonfuel identical store (ID) sales growth, which has led to market share gains in most of its major markets. Nonfuel ID sales have been positive for 46 consecutive quarters and have accelerated in recent pe