Where does “детально” come from?
детально (Russian) comes from Russian дета́льный, from Russian дета́ль, from Serbo-Croatian детаљ//detalj, from French détail, from French détailler, from Old French detailler, from Old French dé-, from Latin dē- — afterwards, post; by, at.
детально (Russian): in detail, minutely
Ancestry of “детально”, step by step