FORT LAUDERDALE, Fla. – A Florida detective was arrested Thursday on accusations he claimed more than $15,000 in pay for shifts he didn't work, authorities said.Detective Luis Silberberg was taken into custody at the Broward Sheriff's Office headquarters and charged with grand theft, official misconduct and obtaining property by fraud, according to a sheriff's office news release.Broward Sheriff’s Office Deputies Association President Jeff Bell said in an email that Silverberg will have his day in court regarding the allegation.The sheriff's office said Silberberg falsified overtime forms on seven occasions and lied more than 50 times about working a full shift.