Noble or industrious
Idaly is a modern elaboration of the Germanic root 'id', meaning work or industry, often influenced by the name Ida or the Spanish name Idalia. It has gained some use in Spanish-speaking communities as a rhythmic, feminine alternative to more traditional names.
Less common today
Idaly isn't in the latest US Top 1000. It last peaked at #2,226 in 2003.
US births per 5-year period, 1990βpresent (SSA data).