when did fasb codification become authoritative u.s. gaap
Accounting Standards Codification The codification is effective for interim and annual periods ending after September 15, 2009. All prior accounting standards documents were superseded as described in FASB Statement No. 168, The FASB Accounting Standards Codification and the Hierarchy of Generally Accepted Accounting Principles. Accounting literature not included in the Codification is non-authoritative.