XBRL US submitted a comment letter in response to the SEC proposal on Tailored Shareholder Reports, Treatment of Annual Prospectus Updates for Existing Investors, and Improved Fee and Risk Disclosure for Mutual Funds and Exchange-Traded Funds; Fee Information in Investment Company Advertisements.
The XBRL US letter advocated the use of XBRL for tailored shareholder reports and for Form N-CSR as the data contained in these reports is likely to be extracted by third-party providers and used for retail investors in comparing fund performance and cost.
Read the letter: XBRL US Comment - Tailored Shareholder Reports File No. S7-09-20
