What is ixbrl

Last updated: April 1, 2026

Quick Answer: iXBRL (Inline XBRL) is a digital markup format used for financial and business reporting that combines human-readable documents with machine-readable data. It allows regulators and investors to extract and analyze financial information automatically.

Key Facts

Understanding iXBRL

iXBRL, or Inline XBRL, is a modern digital reporting format that combines human-readable financial documents with machine-readable data. It is built upon XBRL (eXtensible Business Reporting Language), an international standard for financial and business information exchange. By embedding XBRL tags directly into HTML documents, iXBRL allows financial reports to be displayed as easily readable PDFs or web pages while simultaneously providing structured data that computers can process automatically.

How iXBRL Works

iXBRL documents contain regular text and formatting alongside hidden XBRL tags that identify specific financial data elements. When you view an iXBRL document in a browser or PDF reader, you see a professional financial report. Behind the scenes, the embedded tags allow software systems to extract, validate, and analyze the financial information without manual intervention. This dual nature makes iXBRL highly efficient for both human readers and automated systems.

Regulatory Requirements

Financial regulators globally have mandated iXBRL for corporate filings. The U.S. Securities and Exchange Commission (SEC) requires public companies to file financial statements in iXBRL format. Similarly, the European Securities and Markets Authority (ESMA) mandates iXBRL for European companies, and the UK Financial Conduct Authority requires it for UK-listed companies. These requirements improve transparency and enable regulators to monitor financial markets more effectively.

Benefits of iXBRL

Implementation and Adoption

Creating iXBRL documents requires specialized software that embeds XBRL tags into financial statements. Accounting firms, financial software providers, and corporate finance departments use dedicated tools to generate compliant iXBRL filings. The format continues to evolve with updates to XBRL standards and regulatory requirements, ensuring it remains relevant for modern financial reporting needs.

Related Questions

What is the difference between XBRL and iXBRL?

XBRL is a general XML-based standard for business data, while iXBRL specifically embeds XBRL tags within readable HTML or PDF documents. iXBRL is essentially XBRL applied inline to make data both human and machine-readable.

Who must file iXBRL reports?

Public companies listed on regulated exchanges must file iXBRL reports. Requirements vary by jurisdiction, with the SEC, ESMA, and FCA among major regulators mandating iXBRL format for financial filings.

What software is needed to create iXBRL documents?

Specialized accounting and financial reporting software such as Donnelley Financial Solutions, Workiva, or similar platforms provide iXBRL creation capabilities. These tools integrate with accounting systems to automate the tagging process.

Sources

  1. Wikipedia - XBRL CC-BY-SA-4.0
  2. SEC EDGAR XBRL Viewer Public Domain