The 60-day comment period is intended to allow users of the Taxonomy to provide feedback on these updates. It also is intended to afford SEC filers, service providers, software vendors, and other interested parties the opportunity to become familiar with and suggest revisions to the Taxonomy, including incorporating new elements for current filings.
Details on FASB’s web page: http://www.fasb.org/cs/ContentServer?c=Page&pagename=FASB%2FPage%2FSectionPage&cid=1176164335312
