It appears that the U. S. government will start to require greater transparency in securities and corporate reporting. Is it possible that the delay in the SEC's issuance of final XBRL rules is tied to the Agency's considering accelerating the phase-in of XBRL reporting? The proposed rules were established before the financial collapse, and now it seems imperative to move up XBRL compliance and expand its reach. Here is an article about how XBRL could help the mortgage-backed securities industry to provide better information on underlying assets.