pyesef
A library for extracting XBRL-files in the ESEF-format using the Arelle module.
How to use
Download XBRL-reports in a zip-format and place them in the archives
folder. Then run python3 pyesef -e
to export all facts to a CSV-file.
Interesting resources:
https://filings.xbrl.org/: a list of available financial reports for European companies, per country.