$CBRE
CBRE GROUP, INC. Stock $cbre

$cbre Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000113811824000006 Filed on February 20, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$7.935B	$8.950B	$31.95B
YoY Change	7.07%	9.22%	3.64%
Cost Of Revenue	$6.475B	$7.093B	$25.68B
YoY Change	7.8%	9.14%	5.92%
Gross Profit	$1.460B	$1.857B	$6.274B
YoY Change	3.94%	9.51%	-4.78%
Gross Profit Margin	18.4%	20.75%	19.64%
Selling, General & Admin	$1.111B	$1.206B	$4.562B
YoY Change	-8.1%	-8.24%	-2.38%
% of Gross Profit	76.1%	64.94%	72.71%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$158.0M	$157.0M	$622.0M
YoY Change	-2.16%	-1.63%	1.45%
% of Gross Profit	10.82%	8.45%	9.91%
Operating Expenses	$1.269B	$1.363B	$5.184B
YoY Change	-7.4%	-7.52%	-2.42%
Operating Profit	$204.0M	$494.0M	$1.117B
YoY Change	445.97%	122.74%	-26.12%
Interest Expense	-$94.00M	$88.00M	$99.00M
YoY Change	-182.99%	-147.64%	-38.12%
% of Operating Profit	-46.08%	17.81%	8.86%
Other Income/Expense, Net	$9.000M	$39.00M	$61.00M
YoY Change	263.64%	2242.34%	-614.16%
Pretax Income	$119.0M	$631.0M	$1.277B
YoY Change	-22.28%	940.7%	-22.99%
Income Tax	-$29.00M	$136.0M	$250.0M
% Of Pretax Income	-24.37%	21.55%	19.58%
Net Earnings	$126.0M	$477.0M	$986.0M
YoY Change	7.79%	488.08%	-29.94%
Net Earnings / Revenue	1.59%	5.33%	3.09%
Basic Earnings Per Share	$0.41		$3.20
Diluted Earnings Per Share	$0.41	$1.55	$3.15
COMMON SHARES
Basic Shares Outstanding	305.7M shares	304.8M shares	308.4M shares
Diluted Shares Outstanding	308.5M shares		312.6M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.044B	$1.265B	$1.265B
YoY Change	-15.21%	-4.04%	-4.04%
Cash & Equivalents	$1.044B	$1.265B	$1.265B
Short-Term Investments
Other Short-Term Assets	$365.0M	$315.0M	$106.0M
YoY Change	-40.27%	-43.45%	-86.08%
Inventory			$0.00
Prepaid Expenses	$308.0M	$333.0M
Receivables	$6.172B	$6.370B	$6.888B
Other Receivables	$1.010B	$912.0M	$912.0M
Total Short-Term Assets	$9.444B	$9.666B	$9.171B
YoY Change	4.4%	13.34%	7.53%
LONG-TERM ASSETS
Property, Plant & Equipment	$900.0M	$907.0M	$1.937B
YoY Change	8.01%	8.49%	-1.18%
Goodwill	$5.554B	$5.129B
YoY Change	12.57%	5.35%
Intangibles	$2.298B	$2.100B
YoY Change	6.74%	-4.55%
Long-Term Investments	$1.298B	$1.374B	$1.374B
YoY Change	0.22%	4.27%	4.27%
Other Assets	$1.610B	$1.547B	$2.856B
YoY Change	41.91%	39.41%	96.09%
Total Long-Term Assets	$13.52B	$12.88B	$13.38B
YoY Change	12.82%	7.49%	11.62%
TOTAL ASSETS
Total Short-Term Assets	$9.444B	$9.666B	$9.171B
Total Long-Term Assets	$13.52B	$12.88B	$13.38B
Total Assets	$22.96B	$22.55B	$22.55B
YoY Change	9.2%	9.92%	9.92%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$3.415B	$3.562B	$3.562B
YoY Change	13.51%	15.7%	15.7%
Accrued Expenses	$2.420B	$3.257B	$3.257B
YoY Change	-6.04%	-3.63%	-3.63%
Deferred Revenue	$304.0M	$297.6M
YoY Change	15.95%	7.71%
Short-Term Debt	$1.666B	$682.4M	$666.0M
YoY Change	-16.35%	2.03%	-0.41%
Long-Term Debt Due	$19.00M	$9.000M	$45.00M
YoY Change	-95.62%	-97.9%	-90.24%
Total Short-Term Liabilities	$8.233B	$8.243B	$7.976B
YoY Change	-5.56%	0.01%	-3.23%
LONG-TERM LIABILITIES
Long-Term Debt	$3.282B	$2.804B	$2.829B
YoY Change	202.14%	158.26%	147.33%
Other Long-Term Liabilities	$871.0M	$903.0M	$2.676B
YoY Change	-16.63%	-10.94%	19.48%
Total Long-Term Liabilities	$4.153B	$3.707B	$5.505B
YoY Change	94.88%	76.55%	62.7%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.233B	$8.243B	$7.976B
Total Long-Term Liabilities	$4.153B	$3.707B	$5.505B
Total Liabilities	$13.87B	$13.48B	$14.28B
YoY Change	11.93%	13.21%	12.8%
SHAREHOLDERS EQUITY
Retained Earnings	$9.263B	$9.188B
YoY Change	5.14%	4.02%
Common Stock	$3.000M	$3.000M
YoY Change	-3.47%	-3.54%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$8.261B	$8.267B	$8.267B
YoY Change
Total Liabilities & Shareholders Equity	$22.96B	$22.55B	$22.55B
YoY Change	9.2%	9.92%	9.92%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$126.0M	$477.0M	$986.0M
YoY Change	7.79%	488.08%	-29.94%
Depreciation, Depletion And Amortization	$158.0M	$157.0M	$622.0M
YoY Change	-2.16%	-1.63%	1.45%
Cash From Operating Activities	-$492.0M	$853.4M	$480.0M
YoY Change	-33.94%	4.8%	-70.54%
INVESTING ACTIVITIES
Capital Expenditures	$68.00M	$93.73M	$305.0M
YoY Change	12.8%	-5.46%	17.24%
Acquisitions
YoY Change
Other Investing Activities	-$16.00M	-$50.14M	$6.000M
YoY Change	292.73%	-61.3%	31478.95%
Cash From Investing Activities	-$900.0M	-$143.9M	-$681.0M
YoY Change	682.15%	-37.09%	-18.19%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$665.0M
YoY Change			-64.06%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$1.192B	-752.3M	$154.0M
YoY Change	56.63%	35.95%	-108.72%
NET CHANGE
Cash From Operating Activities	-$492.0M	853.4M	$480.0M
Cash From Investing Activities	-$900.0M	-143.9M	-$681.0M
Cash From Financing Activities	$1.192B	-752.3M	$154.0M
Net Change In Cash	-$244.0M	-42.81M	-$34.00M
YoY Change	186.86%	-232.96%	-97.0%
FREE CASH FLOW
Cash From Operating Activities	-$492.0M	$853.4M	$480.0M
Capital Expenditures	$68.00M	$93.73M	$305.0M
Free Cash Flow	-$560.0M	$759.6M	$175.0M
YoY Change	-30.44%	6.22%	-87.22%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	cbre	Cost And Expenses Excluding Gain On Disposition Of Real Estate Assets CostAndExpensesExcludingGainOnDispositionOfRealEstateAssets	30859000000	usd
CY2023	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	27000000	usd
CY2022	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	244000000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	1117000000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	1637000000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1277000000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1658000000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2410000000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	568000000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1842000000	usd
CY2023	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-18000000	usd
CY2022	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	-6000000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	95000000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-123000000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1122000000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	988000000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-7000000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1726000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	526000000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	8000000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	8000000	usd
CY2023	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	102000000	usd
CY2022	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	203000000	usd
CY2023	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	27000000	usd
CY2022	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0001138118
CY2023	us-gaap	Ancillary Fee Income Servicing Financial Asset Statement Of Income Or Comprehensive Income Extensible Enumeration AncillaryFeeIncomeServicingFinancialAssetStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#Revenues
CY2023	us-gaap	Late Fee Income Servicing Financial Asset Statement Of Income Or Comprehensive Income Extensible Enumeration LateFeeIncomeServicingFinancialAssetStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#Revenues
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssetsNoncurrent
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherAssetsNoncurrent
CY2022Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesNoncurrent
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesNoncurrent
CY2023	us-gaap	Environmental Remediation Expense Statement Of Income Or Comprehensive Income Extensible Enumeration EnvironmentalRemediationExpenseStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OperatingIncomeLoss
CY2023Q4	us-gaap	Environmental Loss Contingency Noncurrent Statement Of Financial Position Extensible Enumeration EnvironmentalLossContingencyNoncurrentStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherLiabilitiesNoncurrent
CY2023Q4	us-gaap	Environmental Loss Contingency Current Statement Of Financial Position Extensible Enumeration EnvironmentalLossContingencyCurrentStatementOfFinancialPositionExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherLiabilitiesCurrent
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	001-32205
CY2023	dei	Entity Registrant Name EntityRegistrantName	CBRE GROUP, INC.
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	94-3391143
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	2100 McKinney Avenue
CY2023	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 1250
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Dallas
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	TX
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	75201
CY2023	dei	City Area Code CityAreaCode	214
CY2023	dei	Local Phone Number LocalPhoneNumber	979-6100
CY2023	dei	Security12b Title Security12bTitle	Class A Common Stock, $0.01 par value per share
CY2023	dei	Trading Symbol TradingSymbol	“CBRE”
CY2023	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	24200000000	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	305695875	shares
CY2023	dei	Auditor Firm AuditorFirmId	185
CY2023	dei	Auditor Name AuditorName	KPMG LLP
CY2023	dei	Auditor Location AuditorLocation	Los Angeles, California
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1265000000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1318000000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	106000000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	87000000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	102000000.0	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	92400000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	6370000000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	5327000000	usd
CY2023Q4	cbre	Loan Receivable Mortgage Warehouse Lending Current LoanReceivableMortgageWarehouseLendingCurrent	675000000	usd
CY2022Q4	cbre	Loan Receivable Mortgage Warehouse Lending Current LoanReceivableMortgageWarehouseLendingCurrent	455000000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	443000000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	392000000	usd
CY2023Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	333000000	usd
CY2022Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	311000000	usd
CY2023Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	159000000	usd
CY2022Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	82000000	usd
CY2023Q4	us-gaap	Other Assets Current OtherAssetsCurrent	315000000	usd
CY2022Q4	us-gaap	Other Assets Current OtherAssetsCurrent	557000000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	9666000000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	8529000000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1576100000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1386300000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	907000000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	836000000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	5129000000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	4868000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2178900000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1915700000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	2081000000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	2193000000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1030000000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1033000000	usd
CY2023Q4	us-gaap	Equity Method Investments Fair Value Disclosure EquityMethodInvestmentsFairValueDisclosure	997300000	usd
CY2022Q4	us-gaap	Equity Method Investments Fair Value Disclosure EquityMethodInvestmentsFairValueDisclosure	973600000	usd
CY2023Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1374000000	usd
CY2022Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1318000000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	75000000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	137000000	usd
CY2023Q4	us-gaap	Real Estate Held For Development And Sale RealEstateHeldForDevelopmentAndSale	300000000	usd
CY2022Q4	us-gaap	Real Estate Held For Development And Sale RealEstateHeldForDevelopmentAndSale	172000000	usd
CY2023Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	78000000	usd
CY2022Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	52000000	usd
CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	361000000	usd
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	266000000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1547000000	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	1109000000	usd
CY2023Q4	us-gaap	Assets Assets	22548000000	usd
CY2022Q4	us-gaap	Assets Assets	20513000000	usd
CY2023Q4	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	3562000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	230000000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	298000000	usd
CY2022Q4	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	3079000000	usd
CY2023Q4	us-gaap	Other Employee Related Liabilities Current OtherEmployeeRelatedLiabilitiesCurrent	1459000000	usd
CY2022Q4	us-gaap	Other Employee Related Liabilities Current OtherEmployeeRelatedLiabilitiesCurrent	1459000000	usd
CY2023Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	1556000000	usd
CY2022Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	1691000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	242000000	usd
CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	276000000	usd
CY2023Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	217000000	usd
CY2022Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	184000000	usd
CY2023Q4	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	666000000	usd
CY2022Q4	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	448000000	usd
CY2023Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	0	usd
CY2022Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	178000000	usd
CY2023Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	16000000	usd
CY2022Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	43000000	usd
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	9000000	usd
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	428000000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	218000000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	226000000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	8243000000	usd
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	8242000000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2804000000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1086000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1089000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1080000000	usd
CY2023Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	30000000	usd
CY2022Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	55000000	usd
CY2023Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	157000000	usd
CY2022Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	149000000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	255000000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	282000000	usd
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	903000000	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	1013000000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	13481000000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	11907000000	usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	usd
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	525000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	525000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	304889140	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	304889140	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	311014160	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	311014160	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	3000000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	3000000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	0	usd
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	0	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	9188000000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	8833000000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-924000000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-983000000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	8267000000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	7853000000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	800000000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	753000000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9067000000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8606000000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	22548000000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	20513000000	usd
CY2023	us-gaap	Revenues Revenues	31949000000	usd
CY2022	us-gaap	Revenues Revenues	30828000000	usd
CY2021	us-gaap	Revenues Revenues	27746000000	usd
CY2023	us-gaap	Cost Of Revenue CostOfRevenue	25675000000	usd
CY2022	us-gaap	Cost Of Revenue CostOfRevenue	24239000000	usd
CY2021	us-gaap	Cost Of Revenue CostOfRevenue	21580000000	usd
CY2023	cbre	Operating Administrative And Other Expenses OperatingAdministrativeAndOtherExpenses	4562000000	usd
CY2022	cbre	Operating Administrative And Other Expenses OperatingAdministrativeAndOtherExpenses	4649000000	usd
CY2021	cbre	Operating Administrative And Other Expenses OperatingAdministrativeAndOtherExpenses	4074000000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	622000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	613000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	526000000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	59000000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2022	cbre	Cost And Expenses Excluding Gain On Disposition Of Real Estate Assets CostAndExpensesExcludingGainOnDispositionOfRealEstateAssets	29560000000	usd
CY2021	cbre	Cost And Expenses Excluding Gain On Disposition Of Real Estate Assets CostAndExpensesExcludingGainOnDispositionOfRealEstateAssets	26180000000	usd
CY2021	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	71000000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	1512000000	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	248000000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	229000000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	619000000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	61000000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-12000000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	204000000	usd
CY2023	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-149000000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-69000000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-50000000	usd
CY2023	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	usd
CY2022	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	2000000	usd
CY2021	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	250000000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	234000000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	41000000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17000000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5000000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	986000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1407000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1837000000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.36
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.48
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	335232840	shares
CY2023	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	54000000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1027000000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	111000000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-409000000	usd
CY2023	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	100000	usd
CY2022	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	100000	usd
CY2021	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	200000	usd
CY2023	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2022	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2021	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	100000	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-1800000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-400000	usd
CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	0	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6000000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2000000	usd
CY2023	cbre	Other Comprehensive Income Defined Benefit Plans Taxes OtherComprehensiveIncomeDefinedBenefitPlansTaxes	700000	usd
CY2022	cbre	Other Comprehensive Income Defined Benefit Plans Taxes OtherComprehensiveIncomeDefinedBenefitPlansTaxes	5200000	usd
CY2021	cbre	Other Comprehensive Income Defined Benefit Plans Taxes OtherComprehensiveIncomeDefinedBenefitPlansTaxes	8300000	usd
CY2023	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	-2000000	usd
CY2022	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	15000000	usd
CY2021	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	-35000000	usd
CY2023	cbre	Other Comprehensive Income Loss Other Tax OtherComprehensiveIncomeLossOtherTax	-3800000	usd
CY2022	cbre	Other Comprehensive Income Loss Other Tax OtherComprehensiveIncomeLossOtherTax	1000000.0	usd
CY2021	cbre	Other Comprehensive Income Loss Other Tax OtherComprehensiveIncomeLossOtherTax	700000	usd
CY2021	us-gaap	Other Comprehensive Income Other Net Of Tax OtherComprehensiveIncomeOtherNetOfTax	3000000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-436000000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1719000000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	77000000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-78000000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1045000000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1066000000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1027000000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	1424000000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1842000000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	622000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	613000000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	6000000	usd
CY2021	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	143000000	usd
CY2023	us-gaap	Business Combination Step Acquisition Equity Interest In Acquiree Remeasurement Gain BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain	34000000	usd
CY2022	us-gaap	Business Combination Step Acquisition Equity Interest In Acquiree Remeasurement Gain BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain	0	usd
CY2021	us-gaap	Business Combination Step Acquisition Equity Interest In Acquiree Remeasurement Gain BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain	0	usd
CY2021	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	0	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	59000000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2023	us-gaap	Gain Loss On Investments GainLossOnInvestments	6000000	usd
CY2022	us-gaap	Gain Loss On Investments GainLossOnInvestments	-30000000	usd
CY2021	us-gaap	Gain Loss On Investments GainLossOnInvestments	42000000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	16000000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	17000000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	24000000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	96000000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	160000000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	185000000	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	248000000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	229000000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	619000000	usd
CY2023	us-gaap	Deconsolidation Gain Or Loss Amount DeconsolidationGainOrLossAmount	0	usd
CY2022	us-gaap	Deconsolidation Gain Or Loss Amount DeconsolidationGainOrLossAmount	0	usd
CY2021	us-gaap	Deconsolidation Gain Or Loss Amount DeconsolidationGainOrLossAmount	187000000	usd
CY2023	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	256000000	usd
CY2022	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	389000000	usd
CY2021	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	520000000	usd
CY2023	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	9714000000	usd
CY2022	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	14527000000	usd
CY2021	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	17195000000	usd
CY2023	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	9905000000	usd
CY2022	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	13652000000	usd
CY2021	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	17016000000	usd
CY2023	cbre	Increase Decrease In Warehouse Lines Of Credit IncreaseDecreaseInWarehouseLinesOfCredit	218000000	usd
CY2022	cbre	Increase Decrease In Warehouse Lines Of Credit IncreaseDecreaseInWarehouseLinesOfCredit	-830000000	usd
CY2021	cbre	Increase Decrease In Warehouse Lines Of Credit IncreaseDecreaseInWarehouseLinesOfCredit	-107000000	usd
CY2023	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	-12000000	usd
CY2022	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	-12000000	usd
CY2021	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	-31000000	usd
CY2023	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	15000000	usd
CY2022	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	28000000	usd
CY2021	us-gaap	Payments For Purchase Of Securities Operating Activities PaymentsForPurchaseOfSecuritiesOperatingActivities	7000000	usd
CY2023	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	14000000	usd
CY2022	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	30000000	usd
CY2021	us-gaap	Proceeds From Sale Of Securities Operating Activities ProceedsFromSaleOfSecuritiesOperatingActivities	9000000	usd
CY2023	cbre	Increase Decrease In Real Estate Under Development IncreaseDecreaseInRealEstateUnderDevelopment	-81000000	usd
CY2022	cbre	Increase Decrease In Real Estate Under Development IncreaseDecreaseInRealEstateUnderDevelopment	-95000000	usd
CY2021	cbre	Increase Decrease In Real Estate Under Development IncreaseDecreaseInRealEstateUnderDevelopment	55000000	usd
CY2023	cbre	Increase Decrease In Receivables Prepaid Expenses And Other Assets Including Contract Assets IncreaseDecreaseInReceivablesPrepaidExpensesAndOtherAssetsIncludingContractAssets	860000000	usd
CY2022	cbre	Increase Decrease In Receivables Prepaid Expenses And Other Assets Including Contract Assets IncreaseDecreaseInReceivablesPrepaidExpensesAndOtherAssetsIncludingContractAssets	503000000	usd
CY2021	cbre	Increase Decrease In Receivables Prepaid Expenses And Other Assets Including Contract Assets IncreaseDecreaseInReceivablesPrepaidExpensesAndOtherAssetsIncludingContractAssets	766000000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	22000000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	64000000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	105000000	usd
CY2023	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	-173000000	usd
CY2022	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	-2000000	usd
CY2021	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	730000000	usd
CY2023	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	97000000	usd
CY2022	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	133000000	usd
CY2021	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	-248000000	usd
CY2023	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	137000000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	219000000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	117000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	480000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1629000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	2364000000	usd
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	305000000	usd
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	260000000	usd
CY2021	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	210000000	usd
CY2023	us-gaap	Payments To Acquire Business Two Net Of Cash Acquired PaymentsToAcquireBusinessTwoNetOfCashAcquired	203000000	usd
CY2022	us-gaap	Payments To Acquire Business Two Net Of Cash Acquired PaymentsToAcquireBusinessTwoNetOfCashAcquired	173000000	usd
CY2021	us-gaap	Payments To Acquire Business Two Net Of Cash Acquired PaymentsToAcquireBusinessTwoNetOfCashAcquired	781000000	usd
CY2023	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	127000000	usd
CY2022	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	385000000	usd
CY2021	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	335000000	usd
CY2022	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	87000000	usd
CY2021	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	76000000	usd
CY2023	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	171000000	usd
CY2022	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	0	usd
CY2021	us-gaap	Payments To Acquire And Develop Real Estate PaymentsToAcquireAndDevelopRealEstate	0	usd
CY2023	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	77000000	usd
CY2022	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	usd
CY2021	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	usd
CY2023	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	usd
CY2022	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	101000000	usd
CY2021	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	usd
CY2023	cbre	Payments For Recapitalization PaymentsForRecapitalization	0	usd
CY2022	cbre	Payments For Recapitalization PaymentsForRecapitalization	0	usd
CY2021	cbre	Payments For Recapitalization PaymentsForRecapitalization	220000000	usd
CY2023	cbre	Proceeds From Trust Account Special Purpose Acquisition Company ProceedsFromTrustAccountSpecialPurposeAcquisitionCompany	0	usd
CY2022	cbre	Proceeds From Trust Account Special Purpose Acquisition Company ProceedsFromTrustAccountSpecialPurposeAcquisitionCompany	0	usd
CY2021	cbre	Proceeds From Trust Account Special Purpose Acquisition Company ProceedsFromTrustAccountSpecialPurposeAcquisitionCompany	213000000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	6000000	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	24000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-681000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-832000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1281000000	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	4006000000	usd
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	1833000000	usd
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	27000000	usd
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	4184000000	usd
CY2022	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	1655000000	usd
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	0	usd
CY2023	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	748000000	usd
CY2022	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	usd
CY2021	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	usd
CY2023	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	437000000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	0	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	300000000	usd
CY2023	cbre	Proceeds From Notes Payable On Real Estate ProceedsFromNotesPayableOnRealEstate	76000000	usd
CY2022	cbre	Proceeds From Notes Payable On Real Estate ProceedsFromNotesPayableOnRealEstate	39000000	usd
CY2021	cbre	Proceeds From Notes Payable On Real Estate ProceedsFromNotesPayableOnRealEstate	78000000	usd
CY2023	cbre	Repayment Of Notes Payable On Real Estate RepaymentOfNotesPayableOnRealEstate	43000000	usd
CY2022	cbre	Repayment Of Notes Payable On Real Estate RepaymentOfNotesPayableOnRealEstate	28000000	usd
CY2021	cbre	Repayment Of Notes Payable On Real Estate RepaymentOfNotesPayableOnRealEstate	109000000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	665000000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1850000000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	369000000	usd
CY2023	cbre	Payments To Acquire Business Financing Activities PaymentsToAcquireBusinessFinancingActivities	145000000	usd
CY2022	cbre	Payments To Acquire Business Financing Activities PaymentsToAcquireBusinessFinancingActivities	34000000	usd
CY2021	cbre	Payments To Acquire Business Financing Activities PaymentsToAcquireBusinessFinancingActivities	17000000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	72000000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	38000000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	39000000	usd
CY2023	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	6000000	usd
CY2022	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	2000000	usd
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	1000000	usd
CY2023	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	42000000	usd
CY2022	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	1000000	usd
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	5000000	usd
CY2023	cbre	Payments To Noncontrolling Interest And Deferred Underwriting Commissions PaymentsToNoncontrollingInterestAndDeferredUnderwritingCommissions	0	usd
CY2022	cbre	Payments To Noncontrolling Interest And Deferred Underwriting Commissions PaymentsToNoncontrollingInterestAndDeferredUnderwritingCommissions	0	usd
CY2021	cbre	Payments To Noncontrolling Interest And Deferred Underwriting Commissions PaymentsToNoncontrollingInterestAndDeferredUnderwritingCommissions	205000000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-69000000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-34000000	usd
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-44000000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	154000000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-1766000000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-490000000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	13000000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-166000000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-92000000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-34000000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1135000000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	501000000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1405000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2540000000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2039000000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1371000000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1405000000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2540000000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	191000000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	89000000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	41000000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	467000000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	604000000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	330000000	usd
CY2023	cbre	Deferred Purchase Consideration DeferredPurchaseConsideration	54000000	usd
CY2022	cbre	Deferred Purchase Consideration DeferredPurchaseConsideration	0	usd
CY2021	cbre	Deferred Purchase Consideration DeferredPurchaseConsideration	485000000	usd
CY2023	cbre	Noncontrolling Interest Acquired NoncontrollingInterestAcquired	0	usd
CY2022	cbre	Noncontrolling Interest Acquired NoncontrollingInterestAcquired	0	usd
CY2021	cbre	Noncontrolling Interest Acquired NoncontrollingInterestAcquired	774000000	usd
CY2023	cbre	Investment In Warrants And Shares InvestmentInWarrantsAndShares	0	usd
CY2022	cbre	Investment In Warrants And Shares InvestmentInWarrantsAndShares	0	usd
CY2021	cbre	Investment In Warrants And Shares InvestmentInWarrantsAndShares	142000000	usd
CY2023	cbre	Reduction In Redeemable Noncontrolling Interest Special Purpose Acquisition Company ReductionInRedeemableNoncontrollingInterestSpecialPurposeAcquisitionCompany	0	usd
CY2022	cbre	Reduction In Redeemable Noncontrolling Interest Special Purpose Acquisition Company ReductionInRedeemableNoncontrollingInterestSpecialPurposeAcquisitionCompany	0	usd
CY2021	cbre	Reduction In Redeemable Noncontrolling Interest Special Purpose Acquisition Company ReductionInRedeemableNoncontrollingInterestSpecialPurposeAcquisitionCompany	212000000	usd
CY2023	cbre	Reduction Of Trust Account Special Purpose Acquisition Company ReductionOfTrustAccountSpecialPurposeAcquisitionCompany	0	usd
CY2022	cbre	Reduction Of Trust Account Special Purpose Acquisition Company ReductionOfTrustAccountSpecialPurposeAcquisitionCompany	0	usd
CY2021	cbre	Reduction Of Trust Account Special Purpose Acquisition Company ReductionOfTrustAccountSpecialPurposeAcquisitionCompany	190000000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	7120000000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1842000000	usd
CY2021	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	-35000000	usd
CY2021	us-gaap	Restricted Stock Value Shares Issued Net Of Tax Withholdings RestrictedStockValueSharesIssuedNetOfTaxWithholdings	0	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	185000000	usd
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	39000000	usd
CY2021	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	373000000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-159000000	usd
CY2021	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2000000	usd
CY2021	cbre	Noncontrolling Interest Increase From Contributions NoncontrollingInterestIncreaseFromContributions	1000000	usd
CY2021	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5000000	usd
CY2021	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	809000000	usd
CY2021	us-gaap	Stockholders Equity Other StockholdersEquityOther	55000000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9359000000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	1424000000	usd
CY2022	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	15000000	usd
CY2022	us-gaap	Restricted Stock Value Shares Issued Net Of Tax Withholdings RestrictedStockValueSharesIssuedNetOfTaxWithholdings	0	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	160000000	usd
CY2022	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	38000000	usd
CY2022	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1862000000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-409000000	usd
CY2022	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6000000	usd
CY2022	cbre	Noncontrolling Interest Increase From Contributions NoncontrollingInterestIncreaseFromContributions	2000000	usd
CY2022	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	1000000	usd
CY2022	us-gaap	Stockholders Equity Other StockholdersEquityOther	8000000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8606000000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1027000000	usd
CY2023	cbre	Other Comprehensive Income Minimum Pension Liability Net Adjustments Net Of Tax OtherComprehensiveIncomeMinimumPensionLiabilityNetAdjustmentsNetOfTax	-2000000	usd
CY2023	us-gaap	Restricted Stock Value Shares Issued Net Of Tax Withholdings RestrictedStockValueSharesIssuedNetOfTaxWithholdings	0	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	96000000	usd
CY2023	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	72000000	usd
CY2023	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	649000000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	111000000	usd
CY2023	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2023	cbre	Noncontrolling Interest Increase From Contributions NoncontrollingInterestIncreaseFromContributions	6000000	usd
CY2023	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	42000000	usd
CY2023	us-gaap	Stockholders Equity Other StockholdersEquityOther	18000000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	9067000000	usd
CY2023	us-gaap	Nature Of Operations NatureOfOperations	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%;padding-left:28.5pt">Nature of Operations</span><div style="margin-top:9pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">CBRE Group, Inc., a Delaware corporation (which may be referred to in these financial statements as “the company,” “we,” “us” and “our”), was incorporated on February 20, 2001. We are the world’s largest commercial real estate services and investment firm, based on 2023 revenue, with leading global market positions in most lines of business we serve. </span></div><div style="margin-top:9pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Our business is focused on providing services to real estate investors and occupiers. For investors, we provide capital markets (property sales and mortgage origination), mortgage servicing, property leasing, investment management, property management, valuation and development services, among others. For occupiers, we provide facilities management, project management, transaction (both property sales and leasing) and consulting services, among others. We generate revenue from both management fees (large multi-year portfolio and per-project contracts) and commissions on transactions. As of December 31, 2023, the company has more than 130,000 employees (including Turner & Townsend employees) serving clients in more than 100 countries providing services under the following brand names: “CBRE” (real estate advisory and outsourcing services); “CBRE Investment Management” (investment management); “Trammell Crow Company” (primarily U.S. development); “Telford Homes” (U.K. development) and “Turner & Townsend Holdings Limited” (Turner & Townsend).</span></div>
CY2023Q4	dei	Entity Number Of Employees EntityNumberOfEmployees	130000	employee
CY2023Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	100	country
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-top:12pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span></div><div style="margin-top:9pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Our consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States (GAAP), which require management to make estimates and assumptions about future events. These estimates and the underlying assumptions affect the amounts reported in our consolidated financial statements and accompanying notes. Such estimates include the value of goodwill, intangibles and other long-lived assets, real estate assets, accounts receivable, contract assets, operating lease assets, investments in unconsolidated subsidiaries and assumptions used in the calculation of income taxes, retirement, other post-employment benefits, and loss contingencies, among others. These estimates and assumptions are based on our best judgment. We evaluate our estimates and assumptions on an ongoing basis using historical experience and other factors, including consideration of the current economic environment, and adjust such estimates and assumptions when facts and circumstances dictate. Actual results may differ from these estimates and assumptions.</span></div>
CY2023Q4	cbre	Real Estate Held For Investment Noncurrent Assets RealEstateHeldForInvestmentNoncurrentAssets	179000000	usd
CY2022Q4	cbre	Real Estate Held For Investment Noncurrent Assets RealEstateHeldForInvestmentNoncurrentAssets	45000000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	106000000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	86600000	usd
CY2023	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:12pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Concentration of Credit Risk</span></div><div style="margin-top:9pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments that potentially subject us to credit risk consist principally of trade receivables and interest-bearing investments. Users of real estate services account for a substantial portion of trade receivables and collateral is generally not required. The risk associated with this concentration is limited due to the large number of users and their geographic dispersion.</span></div><div style="margin-top:9pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">We place substantially all our interest-bearing investments with several major financial institutions to limit the amount of credit exposure with any one financial institution.</span></div>
CY2023Q4	cbre	Real Estate Under Development Current Assets RealEstateUnderDevelopmentCurrentAssets	0	usd
CY2022Q4	cbre	Real Estate Under Development Current Assets RealEstateUnderDevelopmentCurrentAssets	193000000	usd
CY2023Q4	cbre	Real Estate And Other Assets Held For Sale Current RealEstateAndOtherAssetsHeldForSaleCurrent	42000000	usd
CY2022Q4	cbre	Real Estate And Other Assets Held For Sale Current RealEstateAndOtherAssetsHeldForSaleCurrent	97000000	usd
CY2023Q4	us-gaap	Real Estate Held For Development And Sale RealEstateHeldForDevelopmentAndSale	300000000	usd
CY2022Q4	us-gaap	Real Estate Held For Development And Sale RealEstateHeldForDevelopmentAndSale	172000000	usd
CY2023Q4	cbre	Real Estate Assets Under Development And Held For Investment RealEstateAssetsUnderDevelopmentAndHeldForInvestment	521000000	usd
CY2022Q4	cbre	Real Estate Assets Under Development And Held For Investment RealEstateAssetsUnderDevelopmentAndHeldForInvestment	507000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Term Of Contract LesseeOperatingLeaseTermOfContract	P10Y
CY2023	us-gaap	Debt Instrument Term DebtInstrumentTerm	P11Y
CY2023Q4	us-gaap	Debt Issuance Costs Line Of Credit Arrangements Net DebtIssuanceCostsLineOfCreditArrangementsNet	8700000	usd
CY2022Q4	us-gaap	Debt Issuance Costs Line Of Credit Arrangements Net DebtIssuanceCostsLineOfCreditArrangementsNet	11100000	usd
CY2023	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	74400000	usd
CY2022	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	85100000	usd
CY2021	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	68900000	usd
CY2022Q4	us-gaap	Servicing Asset ServicingAsset	561000000	usd
CY2021Q4	us-gaap	Servicing Asset ServicingAsset	579000000	usd
CY2020Q4	us-gaap	Servicing Asset ServicingAsset	557000000	usd
CY2023	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	82000000	usd
CY2022	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	146000000	usd
CY2021	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	194000000	usd
CY2023	us-gaap	Servicing Asset At Fair Value Disposals ServicingAssetAtFairValueDisposals	0	usd
CY2022	us-gaap	Servicing Asset At Fair Value Disposals ServicingAssetAtFairValueDisposals	0	usd
CY2021	us-gaap	Servicing Asset At Fair Value Disposals ServicingAssetAtFairValueDisposals	0	usd
CY2023	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	144000000	usd
CY2022	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	164000000	usd
CY2021	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	172000000	usd
CY2023Q4	us-gaap	Servicing Asset ServicingAsset	499000000	usd
CY2022Q4	us-gaap	Servicing Asset ServicingAsset	561000000	usd
CY2021Q4	us-gaap	Servicing Asset ServicingAsset	579000000	usd
CY2023	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.1296
CY2022	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.1287
CY2021	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Discount Rate ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValueDiscountRate	0.1262
CY2023	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.1197
CY2022	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.1012
CY2021	us-gaap	Servicing Assets And Servicing Liabilities At Fair Value Assumptions Used To Estimate Fair Value Prepayment Speed ServicingAssetsAndServicingLiabilitiesAtFairValueAssumptionsUsedToEstimateFairValuePrepaymentSpeed	0.0978
CY2023Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	1200000000	usd
CY2022Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	1100000000	usd
CY2021Q4	us-gaap	Servicing Asset At Fair Value Amount ServicingAssetAtFairValueAmount	891000000	usd
CY2023Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	0	usd
CY2022Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	0	usd
CY2023	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	5300000	usd
CY2022	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	22700000	usd
CY2021	us-gaap	Late Fee Income Generated By Servicing Financial Assets Amount LateFeeIncomeGeneratedByServicingFinancialAssetsAmount	41700000	usd
CY2023	us-gaap	Ancillary Fee Income Generated By Servicing Financial Assets Amount AncillaryFeeIncomeGeneratedByServicingFinancialAssetsAmount	108400000	usd
CY2022	us-gaap	Ancillary Fee Income Generated By Servicing Financial Assets Amount AncillaryFeeIncomeGeneratedByServicingFinancialAssetsAmount	22600000	usd
CY2021	us-gaap	Ancillary Fee Income Generated By Servicing Financial Assets Amount AncillaryFeeIncomeGeneratedByServicingFinancialAssetsAmount	9800000	usd
CY2023Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	179900000	usd
CY2022Q4	us-gaap	Self Insurance Reserve SelfInsuranceReserve	167900000	usd
CY2023Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	3600000	usd
CY2022Q4	us-gaap	Self Insurance Reserve Current SelfInsuranceReserveCurrent	3000000	usd
CY2023	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	16	acquisition
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	44000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables	266000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill	1105000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets	110000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	1525000000	usd
CY2021Q4	cbre	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable And Accrued Expenses BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAndAccruedExpenses	277000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Capital Lease Obligation BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation	31000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	291000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	599000000	usd
CY2021Q4	cbre	Business Combination Noncontrolling Interest Acquired BusinessCombinationNoncontrollingInterestAcquired	774000000	usd
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest	152000000	usd
CY2022Q4	cbre	Loan Receivable Mortgage Warehouse Lending Current LoanReceivableMortgageWarehouseLendingCurrent	455000000	usd
CY2023	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	9905000000	usd
CY2023	us-gaap	Gain Loss On Sales Of Mortgage Backed Securities Mbs GainLossOnSalesOfMortgageBackedSecuritiesMBS	27000000	usd
CY2023	cbre	Sale Of Mortgage Loans Held For Sale SaleOfMortgageLoansHeldForSale	9687000000	usd
CY2023	us-gaap	Proceeds From Collection Of Mortgage Loans Held For Sale ProceedsFromCollectionOfMortgageLoansHeldForSale	27000000	usd
CY2023	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	9714000000	usd
CY2023	cbre	Net Increase Decrease In Mortgage Servicing Rights Included In Warehouse Receivables NetIncreaseDecreaseInMortgageServicingRightsIncludedInWarehouseReceivables	2000000	usd
CY2023Q4	cbre	Loan Receivable Mortgage Warehouse Lending Current LoanReceivableMortgageWarehouseLendingCurrent	675000000	usd
CY2023Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Planned Sale Investments Not Identified Value FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerSharePlannedSaleInvestmentsNotIdentifiedValue	352300000	usd
CY2022Q4	us-gaap	Fair Value Investments Entities That Calculate Net Asset Value Per Share Planned Sale Investments Not Identified Value FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerSharePlannedSaleInvestmentsNotIdentifiedValue	353000000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	58700000	usd
CY2022Q1	us-gaap	Asset Impairment Charges AssetImpairmentCharges	10400000	usd
CY2022Q4	us-gaap	Assets Designated To Closed Block Trading Securities Debt AssetsDesignatedToClosedBlockTradingSecuritiesDebt	10000000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2483000000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2222000000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1576000000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1386000000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	907000000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	836000000	usd
CY2022	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	0	usd
CY2021	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	0	usd
CY2023	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	0	usd
CY2021Q4	us-gaap	Goodwill Gross GoodwillGross	6089000000	usd
CY2021Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	1094000000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	4995000000	usd
CY2022	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	80000000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	26000000	usd
CY2022	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-181000000	usd
CY2022Q4	us-gaap	Goodwill Gross GoodwillGross	5988000000	usd
CY2022Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	1120000000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	4868000000	usd
CY2023	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	187000000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	74000000	usd
CY2023Q4	us-gaap	Goodwill Gross GoodwillGross	6249000000	usd
CY2023Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	1120000000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	5129000000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	2100000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2200000000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	2200000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1900000000	usd
CY2023Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	379000000	usd
CY2022Q4	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	372000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	3881000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2179000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	3737000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1916000000	usd
CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	4260000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	2179000000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	4109000000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1916000000	usd
CY2022Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	21900000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	321800000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	348000000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	276500000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	289800000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	244000000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	197400000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	162600000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	142400000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	512400000	usd
CY2023Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1374000000	usd
CY2022Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1318000000	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	2824000000	usd
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1520000000	usd
CY2023Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	9000000	usd
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	428000000	usd
CY2023Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	11000000	usd
CY2022Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	6000000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2804000000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1086000000	usd
CY2023Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	16000000	usd
CY2022Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	43000000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	682000000	usd
CY2022Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	669000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	692000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	38000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	638000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	38000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	632000000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	1500000000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	682400000	usd
CY2022Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	668800000	usd
CY2023Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.068
CY2022Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.056
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1030000000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	1033000000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	210000000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	91000000	usd
CY2023Q4	cbre	Operating And Finance Lease Right Of Use Asset OperatingAndFinanceLeaseRightOfUseAsset	1240000000	usd
CY2022Q4	cbre	Operating And Finance Lease Right Of Use Asset OperatingAndFinanceLeaseRightOfUseAsset	1124000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	242000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	230000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	36000000	usd
CY2022Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	33000000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1089000000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1080000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	72000000	usd
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	58000000	usd
CY2023Q4	cbre	Operating And Financing Lease Liability OperatingAndFinancingLeaseLiability	1439000000	usd
CY2022Q4	cbre	Operating And Financing Lease Liability OperatingAndFinancingLeaseLiability	1401000000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	220000000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	196000000	usd
CY2023	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	36000000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	31000000	usd
CY2023	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	115000000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	79000000	usd
CY2023	us-gaap	Sublease Income SubleaseIncome	5000000	usd
CY2022	us-gaap	Sublease Income SubleaseIncome	4000000	usd
CY2023	us-gaap	Lease Cost LeaseCost	367000000	usd
CY2022	us-gaap	Lease Cost LeaseCost	303000000	usd
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P41Y
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P42Y
CY2023Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P71Y
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P75Y
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.048
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.045
CY2023Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.052
CY2022Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.051
CY2023	cbre	Lessee Finance Lease Land Leases Excluded From Weighted Average Ramaining Lease Term Of Contract LesseeFinanceLeaseLandLeasesExcludedFromWeightedAverageRamainingLeaseTermOfContract	P999Y
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	239000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	38000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	226000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	27000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	210000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	19000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	161000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	11000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	127000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	4000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1241000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	218000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	2204000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	317000000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	873000000	usd
CY2023Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	209000000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1331000000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	108000000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	237000000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	237000000	usd
CY2023	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	3000000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2000000	usd
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	38000000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	38000000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	154000000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	164000000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	54000000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	31000000	usd
CY2023	cbre	Other Noncash Increases Decreases In Operating Lease Right Of Use Assets OtherNoncashIncreasesDecreasesInOperatingLeaseRightOfUseAssets	6000000	usd
CY2022	cbre	Other Noncash Increases Decreases In Operating Lease Right Of Use Assets OtherNoncashIncreasesDecreasesInOperatingLeaseRightOfUseAssets	32000000	usd
CY2023	cbre	Other Noncash Increases Decreases In Finance Lease Right Of Use Assets OtherNoncashIncreasesDecreasesInFinanceLeaseRightOfUseAssets	100000000	usd
CY2022	cbre	Other Noncash Increases Decreases In Finance Lease Right Of Use Assets OtherNoncashIncreasesDecreasesInFinanceLeaseRightOfUseAssets	6000000	usd
CY2023Q4	cbre	Funded Loan Principal Amount Outstanding FundedLoanPrincipalAmountOutstanding	41500000000	usd
CY2023Q4	cbre	Loan Loss Sharing Reserve LoanLossSharingReserve	67400000	usd
CY2022Q4	cbre	Loan Loss Sharing Reserve LoanLossSharingReserve	65100000	usd
CY2023Q4	cbre	Assets Available For Recourse AssetsAvailableForRecourse	651700000	usd
CY2023Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	236900000	usd
CY2023Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	236900000	usd
CY2023Q4	cbre	Guarantor Obligations Maximum Exposure Undiscounted GuarantorObligationsMaximumExposureUndiscounted	206200000	usd
CY2023Q4	cbre	Guarantor Obligations Maximum Exposure Undiscounted GuarantorObligationsMaximumExposureUndiscounted	206200000	usd
CY2023	cbre	Investment Funds Maximum Equity In Real Estate Investment Percent InvestmentFundsMaximumEquityInRealEstateInvestmentPercent	0.020
CY2023Q4	cbre	Commitments To Investment In Future Real Estate Investment CommitmentsToInvestmentInFutureRealEstateInvestment	180400000	usd
CY2023	cbre	Real Estate Investments Maximum Equity In Real Estate Investment Percent RealEstateInvestmentsMaximumEquityInRealEstateInvestmentPercent	0.50
CY2023Q4	cbre	Other Commitment Capital Investment In Consolidated Projects OtherCommitmentCapitalInvestmentInConsolidatedProjects	230100000	usd
CY2023Q4	cbre	Other Commitment Capital Investment In Unconsolidated Entity OtherCommitmentCapitalInvestmentInUnconsolidatedEntity	73900000	usd
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.3555
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0000
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0000
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0184
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	6683412	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	47.99
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	6848791	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	64.10
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	7413079	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	73.67
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	5220579	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	86.17
CY2023	cbre	Bonus Expense BonusExpense	696600000	usd
CY2022	cbre	Bonus Expense BonusExpense	843100000	usd
CY2021	cbre	Bonus Expense BonusExpense	871700000	usd
CY2023	cbre	Defined Contribution Plan Minimum Annual Contributions Per Employee Percent DefinedContributionPlanMinimumAnnualContributionsPerEmployeePercent	0.01
CY2023	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.75
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1684000000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	612000000	usd
CY2021Q4	cbre	Percentage Vest Per Year Employed PercentageVestPerYearEmployed	0.33
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	107800000	usd
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	91100000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	72400000	usd
CY2023	cbre	Percent Of Employee Investment In Defined Benefit Plan PercentOfEmployeeInvestmentInDefinedBenefitPlan	0.25
CY2023	cbre	Number Of Share Held As Investment By Participant Under Defined Contribution Plan NumberOfShareHeldAsInvestmentByParticipantUnderDefinedContributionPlan	1000000	shares
CY2023	cbre	Number Of Defined Benefit Plans NumberOfDefinedBenefitPlans	2	pensionplan
CY2023	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	131800000	usd
CY2022	us-gaap	Defined Benefit Plan Other Costs DefinedBenefitPlanOtherCosts	127700000	usd
CY2023	cbre	Defined Benefit Plan Benefit Obligation Actuarial Gain Loss Due To Plan Experience DefinedBenefitPlanBenefitObligationActuarialGainLossDueToPlanExperience	-7300000	usd
CY2022	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	-159300000	usd
CY2022	cbre	Defined Benefit Plan Benefit Obligation Actuarial Gain Loss Due To Plan Experience DefinedBenefitPlanBenefitObligationActuarialGainLossDueToPlanExperience	19100000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	374400000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	295500000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	339900000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	270300000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	361400000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	295500000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	329500000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	270300000	usd
CY2023	us-gaap	Pension Expense PensionExpense	19800000	usd
CY2022	us-gaap	Pension Expense PensionExpense	-3400000	usd
CY2021	us-gaap	Pension Expense PensionExpense	-8900000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	49000000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	47000000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	48000000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	49000000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	51000000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	274000000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	665000000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	1275000000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	383000000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	726000000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1277000000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	1658000000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	2410000000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	98000000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	338000000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	275000000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	31000000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	99000000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	115000000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	242000000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	208000000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	239000000	usd
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	371000000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	645000000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	629000000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-4000000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-249000000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	35000000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4000000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-56000000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-5000000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-121000000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-106000000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-91000000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-121000000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-411000000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-61000000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	250000000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	234000000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	568000000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.01
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.02
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.03
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.04
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.03
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.02
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.01
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.01
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.05
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.02
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.01
CY2023	cbre	Effective Income Tax Rate Reconciliation Restructuring Benefits EffectiveIncomeTaxRateReconciliationRestructuringBenefits	0
CY2022	cbre	Effective Income Tax Rate Reconciliation Restructuring Benefits EffectiveIncomeTaxRateReconciliationRestructuringBenefits	0.10
CY2021	cbre	Effective Income Tax Rate Reconciliation Restructuring Benefits EffectiveIncomeTaxRateReconciliationRestructuringBenefits	0
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.01
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.01
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.01
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.19
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.14
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.24
CY2022	cbre	Income Tax Reconciliation Restructuring Benefits IncomeTaxReconciliationRestructuringBenefits	-165800000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	506000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	369000000	usd
CY2023Q4	cbre	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	343000000	usd
CY2022Q4	cbre	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	317000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	334000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	372000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	117000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	103000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	0	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	1000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	188000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	64000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1488000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	1226000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	357000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	255000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	1131000000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	971000000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	55000000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	21000000	usd
CY2023Q4	cbre	Deferred Tax Assets And Liabilities In Unconsolidated Affiliates And Partnership DeferredTaxAssetsAndLiabilitiesInUnconsolidatedAffiliatesAndPartnership	115000000	usd
CY2022Q4	cbre	Deferred Tax Assets And Liabilities In Unconsolidated Affiliates And Partnership DeferredTaxAssetsAndLiabilitiesInUnconsolidatedAffiliatesAndPartnership	93000000	usd
CY2023Q4	cbre	Deferred Tax Liabilities Capitalized Cost And Intangibles DeferredTaxLiabilitiesCapitalizedCostAndIntangibles	531000000	usd
CY2022Q4	cbre	Deferred Tax Liabilities Capitalized Cost And Intangibles DeferredTaxLiabilitiesCapitalizedCostAndIntangibles	562000000	usd
CY2023Q4	cbre	Deferred Tax Liabilities Operating Lease Assets DeferredTaxLiabilitiesOperatingLeaseAssets	286000000	usd
CY2022Q4	cbre	Deferred Tax Liabilities Operating Lease Assets DeferredTaxLiabilitiesOperatingLeaseAssets	273000000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	38000000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	38000000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1025000000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	987000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	106000000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	16000000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	471900000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	356500000	usd
CY2023	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-101800000	usd
CY2023Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	3800000000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	18600000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	413500000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	391400000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	283900000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	22100000	usd
CY2023	cbre	Unrecognized Tax Benefits Increase Resulting From Legal Entity Reorganizations UnrecognizedTaxBenefitsIncreaseResultingFromLegalEntityReorganizations	28800000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	6700000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	391000000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	192000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	12000000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	42000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1000000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	18000000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	167000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	1000000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	7000000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000000	usd
CY2023	cbre	Unrecognized Tax Benefits Increase Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsIncreaseDecreasesResultingFromForeignCurrencyTranslation	0	usd
CY2022	cbre	Unrecognized Tax Benefits Increase Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsIncreaseDecreasesResultingFromForeignCurrencyTranslation	-6000000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	413000000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	391000000	usd
CY2023	cbre	Unrecognized Tax Benefits Additional Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsAdditionalIncomeTaxPenaltiesAndInterestExpense	3500000	usd
CY2022	cbre	Unrecognized Tax Benefits Additional Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsAdditionalIncomeTaxPenaltiesAndInterestExpense	-500000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	6800000	usd
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	25000000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2023Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	1500000000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	986000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1407000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1837000000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	308430080	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	322813345	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	335232840	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.20
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.36
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.48
CY2023	us-gaap	Net Income Loss NetIncomeLoss	986000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1407000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1837000000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	308430080	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	322813345	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	335232840	shares
CY2023	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	4120862	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	4882770	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Contingently Issuable Shares IncrementalCommonSharesAttributableToContingentlyIssuableShares	4484561	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	312550942	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	327696115	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	339717401	shares
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.15
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.29
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.41
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	59000000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	31404000000	usd
CY2023	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	545000000	usd
CY2023	us-gaap	Revenues Revenues	31949000000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	30174000000	usd
CY2022	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	654000000	usd
CY2022	us-gaap	Revenues Revenues	30828000000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	26950000000	usd
CY2021	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	796000000	usd
CY2021	us-gaap	Revenues Revenues	27746000000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	517400000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	442900000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	529100000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	391600000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-11700000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	304300000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	297600000	usd
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	284300000	usd
CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	276300000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-232700000	usd
CY2023Q4	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	39800000	usd
CY2022Q4	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	29900000	usd
CY2021Q4	us-gaap	Capitalized Contract Cost Gross CapitalizedContractCostGross	84900000	usd
CY2023	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	36700000	usd
CY2022	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	42100000	usd
CY2021	us-gaap	Capitalized Contract Cost Amortization CapitalizedContractCostAmortization	40300000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2023	us-gaap	Revenues Revenues	31949000000	usd
CY2022	us-gaap	Revenues Revenues	30828000000	usd
CY2021	us-gaap	Revenues Revenues	27746000000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	622000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	613000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	526000000	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	248000000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	229000000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	619000000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	986000000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	1407000000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	1837000000	usd
CY2023	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	41000000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	17000000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5000000	usd
CY2023	us-gaap	Profit Loss ProfitLoss	1027000000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	1424000000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	1842000000	usd
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	622000000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	613000000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	526000000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	usd
CY2023	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-149000000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-69000000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-50000000	usd
CY2023	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	usd
CY2022	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	2000000	usd
CY2021	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	0	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	250000000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	234000000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	568000000	usd
CY2023	cbre	Carried Interest Incentive Compensation Expense Reversal CarriedInterestIncentiveCompensationExpenseReversal	-7000000	usd
CY2022	cbre	Carried Interest Incentive Compensation Expense Reversal CarriedInterestIncentiveCompensationExpenseReversal	-4000000	usd
CY2021	cbre	Carried Interest Incentive Compensation Expense Reversal CarriedInterestIncentiveCompensationExpenseReversal	50000000	usd
CY2023	cbre	Impact Of Fair Value Adjustments To Assets Acquired In Business ImpactOfFairValueAdjustmentsToAssetsAcquiredInBusiness	0	usd
CY2022	cbre	Impact Of Fair Value Adjustments To Assets Acquired In Business ImpactOfFairValueAdjustmentsToAssetsAcquiredInBusiness	-5000000	usd
CY2021	cbre	Impact Of Fair Value Adjustments To Assets Acquired In Business ImpactOfFairValueAdjustmentsToAssetsAcquiredInBusiness	-6000000	usd
CY2023	us-gaap	Restructuring Costs RestructuringCosts	13000000	usd
CY2022	us-gaap	Restructuring Costs RestructuringCosts	13000000	usd
CY2021	us-gaap	Restructuring Costs RestructuringCosts	0	usd
CY2023	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	62000000	usd
CY2022	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	40000000	usd
CY2021	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	44000000	usd
CY2023	cbre	Costs Associated With Efficiency And Cost Reduction Initiatives CostsAssociatedWithEfficiencyAndCostReductionInitiatives	159000000	usd
CY2022	cbre	Costs Associated With Efficiency And Cost Reduction Initiatives CostsAssociatedWithEfficiencyAndCostReductionInitiatives	118000000	usd
CY2021	cbre	Costs Associated With Efficiency And Cost Reduction Initiatives CostsAssociatedWithEfficiencyAndCostReductionInitiatives	0	usd
CY2023	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	0	usd
CY2022	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	186000000	usd
CY2021	us-gaap	Environmental Remediation Expense EnvironmentalRemediationExpense	0	usd
CY2023	cbre	One Time Gain Associated With Remeasuring An Investment In An Unconsolidated Subsidiary To Fair Value As Of The Date The Remaining Controlling Interest Was Acquired OneTimeGainAssociatedWithRemeasuringAnInvestmentInAnUnconsolidatedSubsidiaryToFairValueAsOfTheDateTheRemainingControllingInterestWasAcquired	-34000000	usd
CY2022	cbre	One Time Gain Associated With Remeasuring An Investment In An Unconsolidated Subsidiary To Fair Value As Of The Date The Remaining Controlling Interest Was Acquired OneTimeGainAssociatedWithRemeasuringAnInvestmentInAnUnconsolidatedSubsidiaryToFairValueAsOfTheDateTheRemainingControllingInterestWasAcquired	0	usd
CY2021	cbre	One Time Gain Associated With Remeasuring An Investment In An Unconsolidated Subsidiary To Fair Value As Of The Date The Remaining Controlling Interest Was Acquired OneTimeGainAssociatedWithRemeasuringAnInvestmentInAnUnconsolidatedSubsidiaryToFairValueAsOfTheDateTheRemainingControllingInterestWasAcquired	0	usd
CY2023	us-gaap	Revenues Revenues	31949000000	usd
CY2022	us-gaap	Revenues Revenues	30828000000	usd
CY2021	us-gaap	Revenues Revenues	27746000000	usd
CY2021	us-gaap	Restructuring Charges RestructuringCharges	0	usd
CY2023	cbre	Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag EnvironmentalLossContingencyStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag	liability
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2020Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	95000000	usd
CY2021	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	18000000	usd
CY2021	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	16000000	usd
CY2021Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	97000000	usd
CY2022	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	17000000	usd
CY2022	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	22000000	usd
CY2022Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	92000000	usd
CY2023	us-gaap	Valuation Allowances And Reserves Charged To Cost And Expense ValuationAllowancesAndReservesChargedToCostAndExpense	34000000	usd
CY2023	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	24000000	usd
CY2023Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	102000000	usd

Files In Submission

Name	View Source	Status
0001138118-24-000006-index-headers.html	Edgar Link	pending
0001138118-24-000006-index.html	Edgar Link	pending
0001138118-24-000006.txt	Edgar Link	pending
0001138118-24-000006-xbrl.zip	Edgar Link	pending
cbre-20231231.htm	Edgar Link	pending
cbre-20231231.xsd	Edgar Link	pending
cbre-20231231x10kxex1015.htm	Edgar Link	pending
cbre-20231231x10kxex21.htm	Edgar Link	pending
cbre-20231231x10kxex231.htm	Edgar Link	pending
cbre-20231231x10kxex312.htm	Edgar Link	pending
cbre-20231231x10kxex32.htm	Edgar Link	pending
cbre-20231231x10kxex97.htm	Edgar Link	pending
cbre-20231231x10qxex221.htm	Edgar Link	pending
cbre-20231231x10qxex311.htm	Edgar Link	pending
cbre-20231231_g1.jpg	Edgar Link	pending
cbre-20231231_cal.xml	Edgar Link	unprocessable
cbre-20231231_def.xml	Edgar Link	unprocessable
cbre-20231231_g2.jpg	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R106.htm	Edgar Link	pending
cbre-20231231_lab.xml	Edgar Link	unprocessable
cbre-20231231_htm.xml	Edgar Link	completed
cbre-20231231_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
R107.htm	Edgar Link	pending
R108.htm	Edgar Link	pending
R109.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R110.htm	Edgar Link	pending
R111.htm	Edgar Link	pending
R112.htm	Edgar Link	pending
R113.htm	Edgar Link	pending
R114.htm	Edgar Link	pending
R115.htm	Edgar Link	pending
R116.htm	Edgar Link	pending
R117.htm	Edgar Link	pending
R118.htm	Edgar Link	pending
R119.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R120.htm	Edgar Link	pending
R121.htm	Edgar Link	pending
R122.htm	Edgar Link	pending
R123.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$CBRE
CBRE GROUP, INC. Stock $cbre

2024 Q1 Form 10-K Financial Statement

#000113811824000006 Filed on February 20, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CBRE CBRE GROUP, INC. Stock $cbre

2024 Q1 Form 10-K Financial Statement

#000113811824000006 Filed on February 20, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CBRE
CBRE GROUP, INC. Stock $cbre