American Institute of Certified Public Accounts (AICPA)

The American Institute of Certified Public Accountants is the national, professional organization for all Certified Public Accountants. Its mission is to provide members with the resources, information, and leadership that enable them to provide valuable services in the highest professional manner to benefit the public as well as employers and clients.

In fulfilling its mission, the AICPA has developed a number of materials introducing XBRL and information about XBRL.  This link will take you to a number of XBRL resources available from the AICPA.