EDGAR 18.3 was released on October 1st, 2018, and while most of its features are clearly documented, one change that was made seems to have flown under the radar of most people. Starting with this version, all facts created with elements of data type StringItemType are no longer rendered as HTML. Instead they are rendered as plain old strings. While this makes sense (and does close some potential security risks on the SEC’s side), it does effect how people are doing XBRL. For example, most people doing Risk Return taxonomy filings use <B> tags to make their heading items bold. This is no longer possible, because it would come out rendered like: