https://arelle.atlassian.net/browse/ARELLE-30 web cache substition of _ for illegal host system file characters
https://arelle.atlassian.net/browse/ARELLE-30
web cache substition of _ for illegal host system file characters

sternshus/Arelle,sternshus/Arelle,sternshus/Arelle,sternshus/Arelle,sternshus/Arelle