"main detail" is grammatically correct and can be used in written English.
You can use it when you are referring to an important piece of information or an important aspect of something. For example: "The main detail of the plan was that it needed to be completed quickly."
Here the main detail is Marcel Breuer's enormous, emblematic Cyclops window, a trapezoidal bay affair that pivots slightly out from the building's boxy and otherwise featureless facade.
Take the main detail they've given us: freezing working-age benefits for two years.
Developed in main detail in his long article, "On the Degeneration of Animals" in volume XIV (1766) of the Natural History, Buffon's theory of the degeneration of species lumped the quadrupeds of both the Old and New worlds into a limited number of primary "families" (familles) and "genera" (genres) which had degenerated in time in response to migration from common points of origin to new locales.
She has stuck to the main details of her story.
There's a Press Association story with the main details here.
We've been monitoring the updates and have gathered the main details in to the table that you can see them below.
We list the main details so far: What they say: "We agree to announce in the first Budget a substantial increase in the personal allowance from April 2011, with the benefits focused on those with lower and middle incomes.
As Guido Fawkes explained on his blog, he broke it in his Sun on Sunday column during the party leadership campaign back in early August; six weeks later after Corbyn's anointment, the story's main details were repeated in the Times report that almost everyone else (including, gallingly, the Sun, even though it had it first) had to follow up.
I outlined the main details of the deal last week.
An overview of the main details of each intervention is provided in Table 1.
Meanwhile, I've corroborated some the main details with another source, but not some of the smaller ones.
