How do I solve 1 across in Daily Telegraph Cryptic 31237?

Question

Accepted Answer

1 across reads "Sailors might be entering these details?" (5 letters); the answer is DOCKS. It's a cryptic definition: the whole clue is a playful or punny description of the answer. No wordplay decomposition to do — read laterally and identify what's being described. The full step-by-step breakdown is on this page.

Sailors might be entering these details? (5)

1A — Sailors might be entering these details? (5) — DOCKS