Chapters
Build your iXBRL knowledge with a practical course and exercises. Start with the fundamentals or go deeper into tagging, taxonomies, validation, and reporting regimes. It’s free and easy to get started.
Why Structured Reporting Exists
Why the PDF annual report became machine readable.
The XBRL Report
Facts, contexts, units and decimals, taken apart.
Concepts and Schemas
Choosing the concept that says what the row says.
Linkbases
Which linkbase controls what, and what breaks.
Dimensions
Why a total can legitimately differ from the rows above it.
Inline XBRL
Finding the tags inside a rendered document.
Validation and Errors
Tracing an error back to the fact behind it.
Taxonomies in the Wild
SBR, ESEF, IFRS and US-GAAP, told apart.
Extensions and Anchoring
Extending a taxonomy without losing comparability.
Reviewing Tagged Filings in Practice
Reviewing at speed, and with confidence.
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