The Johannesburg Stock Exchange (JSE) is the largest stock exchange in South Africa, with more than 400 companies listed and combined market capitalizations of over $182 billion, making it one of the largest in the world as well. JSE, which is a major provider of financial information, has been a pioneer in the adoption of investor friendly initiatives also the latest financial reporting techniques. JSE commissioned IRIS to develop an XBRL based reporting solution based on the IFRS taxonomy. IRIS also builds the platform for viewing and consuming XBRL data based on IRIS iFile.