Paddock had amassed at least 47 guns by the time he opened fire from Mandalay Bay Hotel in October 2017.
LVPD still don't know why "unremarkable man" killed 58 people and injured hundreds more in last October's attack.
Social media outrage grows after company attempts to dismiss liability claims.
A lawyer for the victims hit back at the "outrageous" lawsuit.
Paddock killed 58 people in an attack on a music festival.
Paddock killed 58 people on October 1, 2017, in the deadliest mass shooting in U.S. history.
The documents also identified a second person of interest in the case.
Las Vegas police released a report on Friday with their findings from the hotel room.
The Las Vegas Metropolitan Police Department sheriff said on Friday that Paddock's finances could have been a motive for the mass shooting.
Lawyers for police argued authorities could not release sealed documents because they are investigating more charges.
More than 300 pages of search warrants and affidavits unsealed in the case Friday shed new light on the meticulous planning Stephen Paddock put into the October 2017 slaughter.
The staff at the Mandalay Bay hotel in Las Vegas interacted with gunman Stephen Paddock more than 10 times in the days before he unleashed the deadliest mass shooting in modern U.S. history, and even talked to him twice on the day of the massacre, the luxury resort's company said.
One couple's harrowing ordeal didn't end when the shooting stopped.
"Now that's a long time for some people, but speaking for the FBI, that's light speed," the agent told a Nevada newspaper.
Nevada's law tells a lot about where his fortune could go.
Clark County Sheriff said there are a number of things they believe led to Stephen Paddock meticulously planning his attack, which was the largest mass shooting in recent U.S. history.
Is the apparent lack of motive driving investigators to leave no stone unturned?
Some attorneys say MGM's paid room for its security guard could result in him providing a version of the shooting timeline that is favorable to the company.