XML 123 R19.htm IDEA: XBRL DOCUMENT v3.24.1
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES
 12 Months Ended
Dec. 31, 2023
Selling, General and Administrative Expense [Abstract]  
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES SELLING, GENERAL AND ADMINISTRATIVE EXPENSES
($ in millions)20232022
Compensation and related costs$199.5 $209.1 
Facilities44.5 42.1 
General and administrative43.5 35.8 
Advertising, marketing and selling29.4 30.8 
Professional fees13.2 24.0 
Stock-based compensation12.0 9.4 
Technology development and software5.2 3.3 
   Total selling, general and administrative expenses$347.3 $354.5