Full Idea
The Judaism we know today didn't become stabilized until roughly 200 CE.
Gist of Idea
Modern Judaism became stabilised in 200 CE
Source
Peter Watson (Ideas [2005], Ch.07)
Book Reference
Watson,Peter: 'Ideas: from fire to Freud' [Phoenix 2006], p.202
A Reaction
By that stage it would have been subject to the influences of Christianity, ancient Greek philosophy, and neo-Platonism.