The phrase "excruciating detail" means giving very thorough and specific information or description about something, often to the point of causing discomfort or pain. Full definition
Each agent goes into excruciating detail into how they would market your amazing home to get... (realestatedecoded.com)
Rather than going into excruciating detail about specific coverages, here's a hypothetical declarations page from a renters insurance policy in North Hempstead, NY. (effectivecoverage.com)
Technology job candidates usually make one of two critical errors on their resumes — either the document is excessively long with excruciating detail on every assignment ever completed, or too short with hardly any descriptions at all. (monster.com)