Below are three places where you will find company's official reports on their financial performance. Often you can find these reports on the company's website, as well, just look for an "investor relations" page (e.g., Disney's).
Up to 15 years worth of financial information on over 10,000 publicly-held companies in the US. Provides links to EDGAR filings and also contains detailed company history, descriptions and news reports. Also contains BondViewer and archival information on over 4,000 US companies that were acquired, went bankrupt or merged out of existence from 1995 onward.