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Efficiency and Cost-Reduction Initiatives (Tables)
3 Months Ended
Mar. 31, 2023
Restructuring and Related Activities [Abstract]  
Summary of Expense Incurred By Segments
The following table presents the detail of expense incurred by segment (dollars in thousands):
Three Months Ended March 31, 2023
Advisory
Services
Global
Workplace
Solutions
Real Estate
Investments
CorporateConsolidated
Employee separation benefits$17,175 $28,894 $13,158 $2,538 $61,765 
Lease exit costs39,273 731 4,204 1,143 45,351 
Professional fees and other6,090 19,763 4,093 1,185 31,131 
Subtotal62,538 49,388 21,455 4,866 138,247 
Depreciation expense5,440 79 3,482 — 9,001 
Total$67,978 $49,467 $24,937 $4,866 $147,248 
Schedule of Liability Balance Associated with major Cash-based Charges
The following table shows ending liability balance associated with major cash-based charges (dollars in thousands):
Employee separation benefitsProfessional fees and other
Balance at December 31, 2022$37,014 $10,600 
Expense incurred61,765 31,131 
Payments made(44,672)(37,392)
Balance at March 31, 2023$54,107 $4,339