A "rating" assigned by a rating agency (such as Moody's) represents an opinion on the creditworthiness of a company or a debt security.
Each rating agency uses its own methodology regarding the meaning of the ratings assigned.

Moody’s press release

Long-term issuer rating Ba1
Long-term deposit rating Baa3
Short-term deposit rating P-3
Baseline credit assessment (BCA) Ba3
Outlook Positive

Date uf last update: 02/10/2019