Recently, the SEC’s Office of Structured Disclosure warned in this statement that some companies are incorrectly tagging basic and diluted earnings-per-share data in XBRL. Without fixing the tags, apparently the data is useless to end users. Making the fix is important.
The statement explains what is required to tag this information correctly. It’s a little hard to understand unless you are familiar with tagging practices, trust me. The upshot is that the SEC’s Division of Economic and Risk Analysis is monitoring this stuff – and as the statement notes, the Staff has found the following incorrect tagging practices in a number of Forms 10-Q and 10-K: