The introduction of XBRL for banking regulation in the United States has proved a major success. More than 8,000 banks have been filing quarterly Call Reports in XBRL since October 2005. Banking regulators on the Federal Financial Institutions Examination Council say its XBRL system has provided major benefits in efficiency, data validation and speed. The Council is calling on other regulators and organisations to introduce XBRL to improve their business processes.  This is a four-page document in double-sided PDF format, the XII's standard Case Study format.

More than 400 banks are filing monthly financial statements in XBRL to the Bank of Spain, which is responsible for overseeing the country's banking system.  The introduction of XBRL for this reporting has enabled automatic data validation, achieved better quality of data and reducing manual effort.   The Bank of Spain is now pushing ahead plans for expanded use of XBRL. This is a four-page document in double-sided PDF format, the XII's standard Case Study format.

Financial services companies in Japan have been reporting monthly data in XBRL to the Bank of Japan (BoJ) since February 2006.  The BOJ says the introduction of XBRL for monthly balance sheet information has led to a significant reduction in the burden of data validation and other gains in efficiency.  It plans to expand the scope of XBRL reporting and to develop new systems for storing and accessing its XBRL data. This is a four-page document in double-sided PDF format, the XII's standard Case Study format.

Filing of accounts by Belgian companies to the National Bank of Belgium, which is responsible for collecting financial statements from the nation's firms, will switch to XBRL from April 2007.  Some 295,000 commercial and industrial companies are due to start filing in XBRL from that date.  The Bank's project to introduce XBRL has finished its development phase, leaving only details and final testing to be completed before launch. This is a four-page document in double-sided PDF format, the XII's standard Case Study format.