Approximate Public Exposure Periods for DQC Rules and Guidance
  • August 1- September 15
  • November 1- December 15
  • May 1- June 15
    • Public review and comment is a critical part of the process of improving the usability of XBRL filed with the SEC. The Data Quality Committee sought comment on version 9 of the DQC Rules during a public exposure period of rules and guidance from May 1, 2019 through June 15, 2019. The latest approved and public exposure plugin releases are linked at right. See the schedule at right for approximate public exposure period timing.

    Generally, rules are considered for approval within 45 days of Public Exposure, and effective within 90 days of approval.

    Rules and Guidance Recently Exposed for Comment

    DQC_0004-v9

    Element Values Are Equal

    Assets equal liabilities plus shareholders’ equity.

    On April 23, 2019, the Committee approved exposing Rule IDs 9280, 9281, 9282, 9283, 9284, 9285, 9286, 9287, 9288, 9289, 9290 and 9291 for public comment through June 15, 2019 as described in the Rule Element ID Index table.


    DQC_0011-v9

    Dimensional Equivalents

    This rule evaluates whether a fact expressed with no dimensions is equal to the same fact expressed in a table with dimensions.

    On April 23, 2019, the Committee approved exposing for public comment additional equivalence for treasury stock for Common Stock and Preferred Stock. See DQC_0011_ListOfElements spreadsheet – v9 for details.


    DQC_0015-v9

    Negative Values

    This rule is for filings using US GAAP Taxonomies, only.
    DQC 0080 Negative Values is for filings using IFRS Taxonomies

    Elements that should not be reported with negative values. Documentation includes a list of elements tested.

    On April 23, 2019, the Committee approved adding 217 elements for public comment from the 2019 US GAAP Taxonomy. See DQC_0015_ListOfElements spreadsheet – v9 for details.


    DQC_0046-v9

    Inappropriate Calculation Descendant

    This rule tests whether certain elements in the calculation linkbase are descendants of a parent concept.

    On April 23, 2019 the Committee approved exposing DQC.US.0046.9279 for public comment as described in the table.


    DQC_0048-v9

    Required Calculation Parent Element in the Cash Flow Statement

    This rule identifies filings where at least one element in a defined list does not appear as a root node in any cash flow calculation trees defined by the filer. The rule identifies a cash flow calculation tree (extended link role) by assuming the same role is used for the presentation tree.

    On April 23, 2019 the Committee approved exposing DQC.US.0048.9294 for public comment as described in the table.


    DQC_0080-v9

    IFRS-ready

    Negative Values (IFRS only)

    This rule is for filings using IFRS Taxonomies, only.
    DQC 0015 Negative Values is for filings using US GAAP Taxonomies

    The IFRS Taxonomy is designed so that the majority of elements have a positive value. This rule tests whether the values for a given list of elements are negative. The rule does not test elements when a specified member is present which would allow the value to be negative.

    On April 23, 2019, the Committee approved adding 667 elements for public comment from IFRS taxonomies. Download DQC_0080_ListOfElements spreadsheet – v9 for details.


    DQC_0081

    Sibling Child Relationships

    The purpose of this rule is to identify incorrect calculation relationships defined in the filer taxonomy. These relationships are an indicator that the filer has selected an incorrect element.




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