Wiktionary
into detail
adv. (context idiomatic English) thoroughly; including every detail.
Usage examples of "into detail".
I am outwardly steady as Anna goes into detail about how she has been set up.
None of the sparse answers I gave him pleased him, and yet I could not go into detail without betraying too much of whom and what I had been.
So I tell Captain Blood to go to hell, going into detail about just exactly what he should do with himself when he gets there.
Will he go into detail and reconstruct DNA as a plausible early replicator, victim of electronic usurpation?
It is too painful for me to go into detail here, so I will provide a nightmare interview.
There is no need to go into detail as to what actually transpired within that cavern's dark and noisome depths.