$JLL
Jones Lang LaSalle Inc Stock $jll

$jll Overview Financials Valuation SEC Filings Company Website

2024 Q3 Form 10-Q Financial Statement

#000103797624000035 Filed on August 06, 2024

Income Statement

Concept	2024 Q3	2024 Q2
Revenue		$5.629B
YoY Change		11.4%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin		$5.403B
YoY Change		11.82%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization		$62.30M
YoY Change		4.01%
% of Gross Profit
Operating Expenses		$5.476B
YoY Change		11.69%
Operating Profit		$152.4M
YoY Change		2.14%
Interest Expense		-$57.10M
YoY Change		-60.35%
% of Operating Profit		-37.47%
Other Income/Expense, Net		$9.700M
YoY Change		-908.33%
Pretax Income		$105.0M
YoY Change		2525.0%
Income Tax		$20.50M
% Of Pretax Income		19.52%
Net Earnings		$84.40M
YoY Change		3276.0%
Net Earnings / Revenue		1.5%
Basic Earnings Per Share		$1.77
Diluted Earnings Per Share		$1.75
COMMON SHARES
Basic Shares Outstanding	47.46M shares	47.56M shares
Diluted Shares Outstanding		48.32M shares

Balance Sheet

Concept	2024 Q3	2024 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments		$424.4M
YoY Change		5.44%
Cash & Equivalents		$424.4M
Short-Term Investments
Other Short-Term Assets		$582.3M
YoY Change		-1.85%
Inventory
Prepaid Expenses
Receivables		$1.912B
Other Receivables		$3.406B
Total Short-Term Assets		$6.634B
YoY Change		-1.07%
LONG-TERM ASSETS
Property, Plant & Equipment		$596.9M
YoY Change		1.95%
Goodwill		$4.609B
YoY Change		0.69%
Intangibles		$743.9M
YoY Change		-9.4%
Long-Term Investments		$819.7M
YoY Change		-6.07%
Other Assets		$204.2M
YoY Change		16.55%
Total Long-Term Assets		$9.275B
YoY Change		1.7%
TOTAL ASSETS
Total Short-Term Assets		$6.634B
Total Long-Term Assets		$9.275B
Total Assets		$15.91B
YoY Change		0.53%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable		$1.154B
YoY Change		9.43%
Accrued Expenses		$1.254B
YoY Change		-3.98%
Deferred Revenue
YoY Change
Short-Term Debt		$126.2M
YoY Change		12.58%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities		$5.514B
YoY Change		0.42%
LONG-TERM LIABILITIES
Long-Term Debt		$2.030B
YoY Change		-8.61%
Other Long-Term Liabilities		$424.4M
YoY Change		9.78%
Total Long-Term Liabilities		$424.4M
YoY Change		9.78%
TOTAL LIABILITIES
Total Short-Term Liabilities		$5.514B
Total Long-Term Liabilities		$424.4M
Total Liabilities		$9.411B
YoY Change		-2.31%
SHAREHOLDERS EQUITY
Retained Earnings		$5.942B
YoY Change		6.72%
Common Stock		$2.014B
YoY Change		-0.1%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$913.6M
YoY Change		1.99%
Treasury Stock Shares
Shareholders Equity		$6.379B
YoY Change
Total Liabilities & Shareholders Equity		$15.91B
YoY Change		0.53%

Cashflow Statement

Concept	2024 Q3	2024 Q2
OPERATING ACTIVITIES
Net Income		$84.40M
YoY Change		3276.0%
Depreciation, Depletion And Amortization		$62.30M
YoY Change		4.01%
Cash From Operating Activities		$273.9M
YoY Change		15.57%
INVESTING ACTIVITIES
Capital Expenditures		$38.20M
YoY Change		-1.8%
Acquisitions
YoY Change
Other Investing Activities		-$61.60M
YoY Change		28.87%
Cash From Investing Activities		-$99.80M
YoY Change		15.11%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities		-136.8M
YoY Change		-49.59%
NET CHANGE
Cash From Operating Activities		273.9M
Cash From Investing Activities		-99.80M
Cash From Financing Activities		-136.8M
Net Change In Cash		37.30M
YoY Change		-130.8%
FREE CASH FLOW
Cash From Operating Activities		$273.9M
Capital Expenditures		$38.20M
Free Cash Flow		$235.7M
YoY Change		18.98%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Type DocumentType	10-Q
	dei	Trading Symbol TradingSymbol	JLL
	dei	Security Exchange Name SecurityExchangeName	NYSE
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2024Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	424400000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	410000000.0	usd
CY2024Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	75400000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	70700000	usd
CY2024Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1911500000	usd
CY2023Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2095800000	usd
CY2024Q2	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	417900000	usd
CY2023Q4	us-gaap	Notes And Loans Receivable Net Current NotesAndLoansReceivableNetCurrent	446400000	usd
CY2024Q2	jll	Accounts Receivable Reimbursedby Client Current AccountsReceivableReimbursedbyClientCurrent	2345200000	usd
CY2023Q4	jll	Accounts Receivable Reimbursedby Client Current AccountsReceivableReimbursedbyClientCurrent	2321700000	usd
CY2024Q2	jll	Loans Receivable Gross Mortgage Warehouse Lending. LoansReceivableGrossMortgageWarehouseLending.	642400000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	563000000.0	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	743900000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	785000000.0	usd
CY2024Q2	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	744700000	usd
CY2023Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	740800000	usd
CY2024Q2	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	819700000	usd
CY2023Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	816600000	usd
CY2024Q2	us-gaap	Long Term Accounts Notes And Loans Receivable Net Noncurrent LongTermAccountsNotesAndLoansReceivableNetNoncurrent	394100000	usd
CY2023Q4	us-gaap	Long Term Accounts Notes And Loans Receivable Net Noncurrent LongTermAccountsNotesAndLoansReceivableNetNoncurrent	363800000	usd
CY2023Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	497400000	usd
CY2024Q2	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	639800000	usd
CY2023Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	604300000	usd
CY2023Q4	jll	Accounts Payable Reimbursedby Client Current AccountsPayableReimbursedbyClientCurrent	1796900000	usd
CY2024Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1098000000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1698300000	usd
CY2024Q2	jll	Shortterm Debt ShorttermDebt	126200000	usd
CY2023Q4	jll	Shortterm Debt ShorttermDebt	147900000	usd
CY2024Q2	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	217900000	usd
CY2023Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	226400000	usd
CY2023Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48334000	shares
	dei	Entity File Number EntityFileNumber	1-13145
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	36-4150422
	dei	Entity Address Address Line1 EntityAddressAddressLine1	200 East Randolph Drive
	dei	Entity Address City Or Town EntityAddressCityOrTown	Chicago,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	IL
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	60601
	dei	City Area Code CityAreaCode	(312)
	dei	Local Phone Number LocalPhoneNumber	782-5800
	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	567400000	usd
CY2024Q2	us-gaap	Assets Current AssetsCurrent	6634000000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	6857000000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	4587400000	usd
CY2024Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	625900000	usd
CY2024Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	507800000	usd
CY2024Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	204200000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	208500000	usd
CY2024Q2	us-gaap	Assets Assets	15909000000	usd
CY2023Q4	us-gaap	Assets Assets	16064800000	usd
CY2024Q2	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1154000000	usd
CY2023Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	1406700000	usd
CY2024Q2	jll	Accounts Payable Reimbursedby Client Current AccountsPayableReimbursedbyClientCurrent	1746000000	usd
CY2023Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47748000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47512000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47652000	shares
CY2024Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.75
CY2023Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.05
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.12
CY2024Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48317000	shares
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	84400000	usd
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	3853000000	usd
	dei	Entity Central Index Key EntityCentralIndexKey	0001037976
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2024-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity Registrant Name EntityRegistrantName	Jones Lang LaSalle Incorporated
	dei	Entity Shell Company EntityShellCompany	false
CY2024Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	47464235	shares
CY2024Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1099200000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1039100000	usd
CY2024Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	759400000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	730900000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	4609200000	usd
CY2024Q2	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	655500000	usd
CY2023Q4	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	662700000	usd
CY2024Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	155600000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	161900000	usd
CY2024Q2	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	360800000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	345300000	usd
CY2024Q2	us-gaap	Liabilities Current LiabilitiesCurrent	5514000000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	6446100000	usd
CY2024Q2	jll	Longterm Lineof Credit Noncurrent Netof Debt Issuance Costs LongtermLineofCreditNoncurrentNetofDebtIssuanceCosts	1262100000	usd
CY2024Q2	us-gaap	Senior Long Term Notes SeniorLongTermNotes	767900000	usd
CY2024Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	42500000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	44800000	usd
CY2023Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	580000000.0	usd
CY2024Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	779800000	usd
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CY2024Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	424400000	usd
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	439600000	usd
CY2024Q2	us-gaap	Liabilities Liabilities	9410700000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	9654900000	usd
CY2024Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	52120548	shares
CY2024Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	47497305	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	47509750	shares
CY2024Q2	us-gaap	Common Stock Value CommonStockValue	500000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	500000	usd
CY2024Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2013300000	usd
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CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5795600000	usd
CY2024Q2	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	4623243	shares
CY2023Q4	us-gaap	Treasury Stock Value TreasuryStockValue	920100000	usd
CY2024Q2	us-gaap	Common Stock Held In Trust CommonStockHeldInTrust	11900000	usd
CY2023Q4	us-gaap	Common Stock Held In Trust CommonStockHeldInTrust	10400000	usd
CY2024Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-651000000.0	usd
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CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	6379200000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	6293800000	usd
CY2024Q2	us-gaap	Minority Interest MinorityInterest	119100000	usd
CY2023Q4	us-gaap	Minority Interest MinorityInterest	116100000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6498300000	usd
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CY2024Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	15909000000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	16064800000	usd
CY2024Q2	us-gaap	Revenues Revenues	5628700000	usd
CY2023Q2	us-gaap	Revenues Revenues	5052500000	usd
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Small Business EntitySmallBusiness	false
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CY2023Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss Current ContractWithCustomerAssetAccumulatedAllowanceForCreditLossCurrent	1600000	usd
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CY2024Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	596900000	usd
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CY2023Q4	us-gaap	Senior Long Term Notes SeniorLongTermNotes	779300000	usd
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	us-gaap	Revenues Revenues	10753200000	usd
	us-gaap	Revenues Revenues	9768000000	usd
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	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117400000	usd
CY2024Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11500000	usd
CY2023Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11800000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	13200000	usd
CY2024Q2	us-gaap	Operating Expenses OperatingExpenses	5476300000	usd
CY2023Q2	us-gaap	Operating Expenses OperatingExpenses	4903300000	usd
	us-gaap	Operating Expenses OperatingExpenses	9601000000	usd
CY2023Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	149200000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	266600000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	167000000.0	usd
CY2024Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-41700000	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40500000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-72200000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-66800000	usd
CY2024Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-15400000	usd
CY2023Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-103500000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-19100000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-106100000	usd
CY2024Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9700000	usd
CY2023Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1200000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	11200000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1100000	usd
CY2024Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	105000000.0	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4000000.0	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	186500000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7000000.0	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20500000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	800000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36400000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1500000	usd
	us-gaap	Profit Loss ProfitLoss	150100000	usd
	us-gaap	Profit Loss ProfitLoss	-5500000	usd
CY2024Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	100000	usd
CY2023Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	700000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-400000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1200000	usd
CY2024Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	84400000	usd
CY2024Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	62300000	usd
CY2023Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	59900000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	123300000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117400000	usd
CY2024Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11500000	usd
CY2023Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11800000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	13200000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	47500000	usd
CY2024Q2	us-gaap	Operating Expenses OperatingExpenses	5476300000	usd
CY2023Q2	us-gaap	Operating Expenses OperatingExpenses	4903300000	usd
	us-gaap	Operating Expenses OperatingExpenses	10486600000	usd
	us-gaap	Operating Expenses OperatingExpenses	9601000000	usd
CY2024Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	152400000	usd
CY2023Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	149200000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	266600000	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	167000000.0	usd
CY2024Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-41700000	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40500000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-66800000	usd
CY2024Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-15400000	usd
CY2023Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-103500000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-19100000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-106100000	usd
CY2024Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	9700000	usd
CY2023Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1200000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	11200000	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1100000	usd
CY2024Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	105000000.0	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	4000000.0	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	186500000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7000000.0	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20500000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	800000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36400000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1500000	usd
CY2024Q2	us-gaap	Profit Loss ProfitLoss	84500000	usd
CY2023Q2	us-gaap	Profit Loss ProfitLoss	3200000	usd
	us-gaap	Profit Loss ProfitLoss	150100000	usd
	us-gaap	Profit Loss ProfitLoss	-5500000	usd
CY2024Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	100000	usd
CY2023Q2	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	700000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-400000	usd
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1200000	usd
CY2024Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	84400000	usd
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150500000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-6700000	usd
CY2024Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.77
CY2023Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.17
CY2024Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47539000	shares
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.14
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48302000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47652000	shares
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150500000	usd
CY2023Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.14
CY2024Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47539000	shares
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.14
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	48302000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	47652000	shares
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	2500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-6700000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	0	usd
CY2023Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	1100000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-300000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	1100000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-22100000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	11100000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-59800000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	37900000	usd
CY2024Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	62300000	usd
CY2023Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12500000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	91000000.0	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30100000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6409900000	usd
CY2024Q1	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	65600000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-20300000	usd
CY2024Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11200000	usd
CY2024Q1	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	100000	usd
CY2024Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	20000000.0	usd
CY2024Q1	jll	Change In Pension Liabilities Net Of Tax So Eqtd ChangeInPensionLiabilitiesNetOfTaxSoEQTD	300000	usd
CY2024Q1	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	-37700000	usd
CY2024Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-1500000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6407600000	usd
CY2024Q2	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	84500000	usd
CY2024Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-300000	usd
CY2024Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	45700000	usd
CY2024Q2	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	-1600000	usd
CY2024Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	20400000	usd
CY2024Q2	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	-22100000	usd
CY2024Q2	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	4900000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6498300000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6142500000	usd
CY2023Q1	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	-8700000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-21400000	usd
CY2023Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16700000	usd
CY2023Q1	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	26800000	usd
CY2023Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-700000	usd
CY2023Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6155200000	usd
CY2023Q2	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	3100000	usd
CY2023Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3300000	usd
CY2023Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	36300000	usd
CY2023Q2	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	-1800000	usd
CY2023Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	19500000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	2500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	150500000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-6700000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	1100000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-300000	usd
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	1100000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-22100000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	11100000	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-59800000	usd
CY2024Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	62300000	usd
CY2023Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12500000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	91000000.0	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30100000	usd
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6409900000	usd
CY2024Q1	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	65600000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-20300000	usd
CY2024Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11200000	usd
CY2024Q1	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	100000	usd
CY2024Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	20000000.0	usd
CY2024Q1	jll	Change In Pension Liabilities Net Of Tax So Eqtd ChangeInPensionLiabilitiesNetOfTaxSoEQTD	300000	usd
CY2024Q1	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	-37700000	usd
CY2024Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-1500000	usd
CY2024Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6407600000	usd
CY2024Q2	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	84500000	usd
CY2024Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-300000	usd
CY2024Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	45700000	usd
CY2024Q2	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	-1600000	usd
CY2024Q2	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	-22100000	usd
CY2024Q2	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	4900000	usd
CY2024Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6498300000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6142500000	usd
CY2023Q1	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	-8700000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-21400000	usd
CY2023Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16700000	usd
CY2023Q1	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	26800000	usd
CY2023Q1	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-700000	usd
CY2023Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6155200000	usd
CY2023Q2	us-gaap	Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest	3100000	usd
CY2023Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	3300000	usd
CY2023Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	36300000	usd
CY2023Q2	jll	Increase Decrease In Common Stock Held In Trust IncreaseDecreaseInCommonStockHeldInTrust	-1800000	usd
CY2023Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	19500000	usd
CY2023Q2	jll	Change In Pension Liabilities Net Of Tax So Eqtd ChangeInPensionLiabilitiesNetOfTaxSoEQTD	-1100000	usd
CY2023Q2	jll	Foreign Currency Translation Adjustments So Eqtd ForeignCurrencyTranslationAdjustmentsSoEQTD	11100000	usd
CY2023Q2	us-gaap	Minority Interest Period Increase Decrease MinorityInterestPeriodIncreaseDecrease	-1800000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	6184800000	usd
	us-gaap	Profit Loss ProfitLoss	150100000	usd
	us-gaap	Profit Loss ProfitLoss	-5500000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	123300000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117400000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-106100000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	0	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-1800000	usd
CY2023Q2	jll	Change In Pension Liabilities Net Of Tax So Eqtd ChangeInPensionLiabilitiesNetOfTaxSoEQTD	-1100000	usd
	us-gaap	Profit Loss ProfitLoss	150100000	usd
	us-gaap	Profit Loss ProfitLoss	-5500000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	123300000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117400000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-19100000	usd
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-106100000	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	0	usd
	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-1800000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	7200000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	6000000.0	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	31700000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19000000.0	usd
	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	56800000	usd
	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	53000000.0	usd
	jll	Net Non Cash Mortgage Servicing Rights And Mortgage Banking Derivative Activity NetNonCashMortgageServicingRightsAndMortgageBankingDerivativeActivity	-20800000	usd
	jll	Net Non Cash Mortgage Servicing Rights And Mortgage Banking Derivative Activity NetNonCashMortgageServicingRightsAndMortgageBankingDerivativeActivity	-2400000	usd
	us-gaap	Accretion Expense AccretionExpense	2600000	usd
	us-gaap	Accretion Expense AccretionExpense	2100000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-700000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	3600000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-114900000	usd
	jll	Increase Decreasein Reimbursable Receivablesand Reimbursable Payables IncreaseDecreaseinReimbursableReceivablesandReimbursablePayables	-79300000	usd
	jll	Increase Decreasein Reimbursable Receivablesand Reimbursable Payables IncreaseDecreaseinReimbursableReceivablesandReimbursablePayables	-51000000.0	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-16200000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	4900000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	150300000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	116100000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-139400000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-119800000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-576600000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-633200000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-403600000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-479300000	usd
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	81400000	usd
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	88200000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	39300000	usd
	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	41000000.0	usd
	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	66200000	usd
	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	9600000	usd
	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	12700000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2000000.0	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	5400000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-154100000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-160700000	usd
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	4713000000	usd
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	4478000000	usd
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	4063000000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-15400000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-55300000	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	4900000	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	21800000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	40400000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	19500000	usd
	jll	Noncontrolling Interest Distributions Contributions Net NoncontrollingInterestDistributionsContributionsNet	3300000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	7200000	usd
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	6000000.0	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	31700000	usd
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	19000000.0	usd
	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	56800000	usd
	us-gaap	Other Amortization Of Deferred Charges OtherAmortizationOfDeferredCharges	53000000.0	usd
	jll	Net Non Cash Mortgage Servicing Rights And Mortgage Banking Derivative Activity NetNonCashMortgageServicingRightsAndMortgageBankingDerivativeActivity	-20800000	usd
	jll	Net Non Cash Mortgage Servicing Rights And Mortgage Banking Derivative Activity NetNonCashMortgageServicingRightsAndMortgageBankingDerivativeActivity	-2400000	usd
	us-gaap	Accretion Expense AccretionExpense	2600000	usd
	us-gaap	Accretion Expense AccretionExpense	2100000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-700000	usd
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	3600000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-114900000	usd
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-139800000	usd
	jll	Increase Decreasein Reimbursable Receivablesand Reimbursable Payables IncreaseDecreaseinReimbursableReceivablesandReimbursablePayables	-79300000	usd
	jll	Increase Decreasein Reimbursable Receivablesand Reimbursable Payables IncreaseDecreaseinReimbursableReceivablesandReimbursablePayables	-51000000.0	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-16200000	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	4900000	usd
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	150300000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-139400000	usd
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-119800000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-576600000	usd
	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-633200000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-403600000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-479300000	usd
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	81400000	usd
	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	88200000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	39300000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	13600000	usd
	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	41000000.0	usd
	us-gaap	Payments To Acquire Interest In Joint Venture PaymentsToAcquireInterestInJointVenture	66200000	usd
	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	9600000	usd
	us-gaap	Proceeds From Real Estate And Real Estate Joint Ventures ProceedsFromRealEstateAndRealEstateJointVentures	12700000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2000000.0	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-160700000	usd
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	4478000000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-15400000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-55300000	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	4900000	usd
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	21800000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	40400000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	19500000	usd
	jll	Noncontrolling Interest Distributions Contributions Net NoncontrollingInterestDistributionsContributionsNet	3300000	usd
	jll	Noncontrolling Interest Distributions Contributions Net NoncontrollingInterestDistributionsContributionsNet	0	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	566600000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	503900000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-14700000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3800000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-5800000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-132300000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	663400000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	746000000.0	usd
CY2024Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	657600000	usd
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	613700000	usd
CY2024Q2	jll	Restricted Cashbeginningofperiod RestrictedCashbeginningofperiod	253400000	usd
	jll	Noncontrolling Interest Distributions Contributions Net NoncontrollingInterestDistributionsContributionsNet	0	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-26000000.0	usd
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-24500000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	566600000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	503900000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-14700000	usd
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3800000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-5800000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-132300000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	663400000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	746000000.0	usd
CY2024Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	657600000	usd
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	613700000	usd
CY2024Q2	jll	Restricted Cashbeginningofperiod RestrictedCashbeginningofperiod	253400000	usd
CY2023Q2	jll	Restricted Cashbeginningofperiod RestrictedCashbeginningofperiod	226700000	usd
CY2024Q2	jll	Restricted Cashendofperiod RestrictedCashendofperiod	233200000	usd
CY2023Q2	jll	Restricted Cashendofperiod RestrictedCashendofperiod	211200000	usd
	us-gaap	Interest Paid Net InterestPaidNet	65100000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-190500000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	98600000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	96200000	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	11000000.0	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	0	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	5800000	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	0	usd
CY2024Q2	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	366300000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	402300000	usd
CY2024Q2	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	3800000	usd
CY2023Q2	jll	Restricted Cashbeginningofperiod RestrictedCashbeginningofperiod	226700000	usd
CY2024Q2	jll	Restricted Cashendofperiod RestrictedCashendofperiod	233200000	usd
CY2023Q2	jll	Restricted Cashendofperiod RestrictedCashendofperiod	211200000	usd
	us-gaap	Interest Paid Net InterestPaidNet	75500000	usd
	us-gaap	Interest Paid Net InterestPaidNet	65100000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-190500000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-103100000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	98600000	usd
	us-gaap	Operating Lease Payments OperatingLeasePayments	96200000	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	11000000.0	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	0	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	5800000	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	0	usd
CY2024Q2	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	366300000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	402300000	usd
CY2024Q2	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	3800000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	1800000	usd
CY2024Q2	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	362500000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	400500000	usd
CY2024Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	162200000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	166200000	usd
	jll	Percentageof Revenue Remaining Performance Obligation PercentageofRevenueRemainingPerformanceObligation	0.05
CY2023Q2	jll	Adjusted Ebitda AdjustedEBITDA	225100000	usd
	jll	Adjusted Ebitda AdjustedEBITDA	433400000	usd
	jll	Adjusted Ebitda AdjustedEBITDA	338000000.0	usd
CY2024Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11500000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	1800000	usd
CY2024Q2	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	362500000	usd
CY2024Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	162200000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	166200000	usd
	jll	Percentageof Revenue Remaining Performance Obligation PercentageofRevenueRemainingPerformanceObligation	0.05
CY2024Q2	jll	Adjusted Ebitda AdjustedEBITDA	246300000	usd
CY2023Q2	jll	Adjusted Ebitda AdjustedEBITDA	225100000	usd
	jll	Adjusted Ebitda AdjustedEBITDA	433400000	usd
	jll	Adjusted Ebitda AdjustedEBITDA	338000000.0	usd
CY2024Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11500000	usd
CY2023Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11800000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	13200000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	47500000	usd
CY2024Q2	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2023Q2	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1800000	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1800000	usd
CY2024Q2	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	1300000	usd
CY2023Q2	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	900000	usd
	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	2300000	usd
	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	700000	usd
CY2024Q2	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-16300000	usd
CY2023Q2	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-109000000.0	usd
	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-21200000	usd
	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-112900000	usd
CY2024Q2	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-11800000	usd
CY2023Q2	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-600000	usd
	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-20800000	usd
	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-2400000	usd
CY2024Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-41700000	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40500000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-72200000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-66800000	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20500000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	800000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36400000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1500000	usd
CY2024Q2	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	61400000	usd
CY2023Q2	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	59000000.0	usd
	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	121400000	usd
	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	115500000	usd
CY2024Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	84400000	usd
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2500000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	150500000	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	5800000	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	11000000.0	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	40400000	usd
	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	14900000	usd
CY2024Q2	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	800000	usd
	jll	Paymentfor Contingent Consideration Liability Total PaymentforContingentConsiderationLiabilityTotal	4900000	usd
	jll	Paymentfor Contingent Consideration Liability Total PaymentforContingentConsiderationLiabilityTotal	22000000.0	usd
CY2023Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11800000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	13200000	usd
	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	47500000	usd
CY2024Q2	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2023Q2	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1800000	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	1800000	usd
CY2024Q2	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	1300000	usd
CY2023Q2	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	900000	usd
	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	2300000	usd
	jll	Interest On Employee Loans Net InterestOnEmployeeLoansNet	700000	usd
CY2024Q2	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-16300000	usd
CY2023Q2	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-109000000.0	usd
	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-21200000	usd
	jll	Equity Losses Jll Technologies And La Salle EquityLossesJLLTechnologiesAndLaSalle	-112900000	usd
CY2024Q2	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-11800000	usd
	jll	Net Non Cash Msr And Mortgage Banking Derivative Activity NetNonCashMSRAndMortgageBankingDerivativeActivity	-2400000	usd
CY2024Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-41700000	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-40500000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-72200000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-66800000	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20500000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	800000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	36400000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-1500000	usd
CY2024Q2	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	61400000	usd
CY2023Q2	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	59000000.0	usd
	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	121400000	usd
	jll	Depreciation And Amortization Adjusted DepreciationAndAmortizationAdjusted	115500000	usd
CY2024Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	84400000	usd
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2500000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	150500000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-6700000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	39300000	usd
	jll	Business Combinations Guaranteed Deferred Acquisition Obligation BusinessCombinationsGuaranteedDeferredAcquisitionObligation	5800000	usd
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	11000000.0	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	40400000	usd
	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	14900000	usd
CY2024Q2	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	800000	usd
	jll	Paymentfor Contingent Consideration Liability Total PaymentforContingentConsiderationLiabilityTotal	4900000	usd
	jll	Paymentfor Contingent Consideration Liability Total PaymentforContingentConsiderationLiabilityTotal	22000000.0	usd
CY2024Q2	jll	Number Of Acquisitions Subject To Potential Earn Out Payments Provisions NumberOfAcquisitionsSubjectToPotentialEarnOutPaymentsProvisions	13	acquisition
CY2023Q4	jll	Number Of Acquisitions Subject To Potential Earn Out Payments Provisions NumberOfAcquisitionsSubjectToPotentialEarnOutPaymentsProvisions	14	acquisition
CY2024Q2	jll	Business Combination Contingent Consideration Arrangements Range Of Outcomes High Value BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesHighValue	113600000	usd
CY2023Q4	jll	Business Combination Contingent Consideration Arrangements Range Of Outcomes High Value BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesHighValue	100000000.0	usd
CY2024Q2	jll	Number Of Acquisitions Subject To Potential Earn Out Payments Provisions NumberOfAcquisitionsSubjectToPotentialEarnOutPaymentsProvisions	13	acquisition
CY2023Q4	jll	Number Of Acquisitions Subject To Potential Earn Out Payments Provisions NumberOfAcquisitionsSubjectToPotentialEarnOutPaymentsProvisions	14	acquisition
CY2024Q2	jll	Business Combination Contingent Consideration Arrangements Range Of Outcomes High Value BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesHighValue	113600000	usd
CY2023Q4	jll	Business Combination Contingent Consideration Arrangements Range Of Outcomes High Value BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesHighValue	100000000.0	usd
CY2024Q2	us-gaap	Goodwill Goodwill	4609200000	usd
CY2024Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	695600000	usd
CY2024Q2	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	48300000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	4587400000	usd
	jll	Goodwill Additions Net Of Adjustments GoodwillAdditionsNetOfAdjustments	40400000	usd
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-18600000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	4609200000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	4528000000	usd
	jll	Goodwill Additions Net Of Adjustments GoodwillAdditionsNetOfAdjustments	18700000	usd
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CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1348000000	usd
	jll	Finite And Indefinite Lived Intangible Assets Additions FiniteAndIndefiniteLivedIntangibleAssetsAdditions	49100000	usd
	jll	Adjustment For Fully Amortized Intangibles AdjustmentForFullyAmortizedIntangibles	-24800000	usd
	jll	Finite And Indefinite Lived Intangible Assets Translation Adjustments FiniteAndIndefiniteLivedIntangibleAssetsTranslationAdjustments	2500000	usd
CY2024Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1369800000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	563000000.0	usd
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	jll	Accumulated Amortization Adjustmentforfully Amortized Intangibles AccumulatedAmortizationAdjustmentforfullyAmortizedIntangibles	-24800000	usd
	jll	Accumulated Amortization Finite Lived Intangible Assets Translation Adjustments AccumulatedAmortizationFiniteLivedIntangibleAssetsTranslationAdjustments	600000	usd
CY2024Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	625900000	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	743900000	usd
	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	4200000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1304300000	usd
	jll	Finite And Indefinite Lived Intangible Assets Additions FiniteAndIndefiniteLivedIntangibleAssetsAdditions	51300000	usd
	jll	Adjustment For Fully Amortized Intangibles AdjustmentForFullyAmortizedIntangibles	-37600000	usd
	jll	Finite And Indefinite Lived Intangible Assets Translation Adjustments FiniteAndIndefiniteLivedIntangibleAssetsTranslationAdjustments	-2100000	usd
CY2023Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1320100000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	445800000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	90100000	usd
	jll	Accumulated Amortization Adjustmentforfully Amortized Intangibles AccumulatedAmortizationAdjustmentforfullyAmortizedIntangibles	-37600000	usd
	jll	Accumulated Amortization Finite Lived Intangible Assets Translation Adjustments AccumulatedAmortizationFiniteLivedIntangibleAssetsTranslationAdjustments	-700000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	499000000.0	usd
CY2023Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	821100000	usd
	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	6800000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	4609200000	usd
CY2024Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	695600000	usd
CY2024Q2	us-gaap	Indefinite Lived Intangible Assets Excluding Goodwill IndefiniteLivedIntangibleAssetsExcludingGoodwill	48300000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	4587400000	usd
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	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-18600000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	4528000000	usd
	jll	Goodwill Additions Net Of Adjustments GoodwillAdditionsNetOfAdjustments	18700000	usd
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	31000000.0	usd
CY2023Q2	us-gaap	Goodwill Goodwill	4577700000	usd
CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1348000000	usd
	jll	Finite And Indefinite Lived Intangible Assets Additions FiniteAndIndefiniteLivedIntangibleAssetsAdditions	49100000	usd
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CY2024Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1369800000	usd
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	jll	Accumulated Amortization Adjustmentforfully Amortized Intangibles AccumulatedAmortizationAdjustmentforfullyAmortizedIntangibles	-24800000	usd
CY2024Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	625900000	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	743900000	usd
	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	4200000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1304300000	usd
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	jll	Finite And Indefinite Lived Intangible Assets Translation Adjustments FiniteAndIndefiniteLivedIntangibleAssetsTranslationAdjustments	-2100000	usd
CY2023Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1320100000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	445800000	usd
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	jll	Accumulated Amortization Finite Lived Intangible Assets Translation Adjustments AccumulatedAmortizationFiniteLivedIntangibleAssetsTranslationAdjustments	-700000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	499000000.0	usd
CY2023Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	821100000	usd
	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	6800000	usd
CY2024Q2	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	819700000	usd
CY2023Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	816600000	usd
CY2024Q2	jll	Number Of Separate Property Or Fund Co Investments NumberOfSeparatePropertyOrFundCoInvestments	49	investment
CY2024Q2	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	819700000	usd
CY2023Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	816600000	usd
CY2024Q2	jll	Number Of Separate Property Or Fund Co Investments NumberOfSeparatePropertyOrFundCoInvestments	49	investment
CY2023Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	740800000	usd
CY2022Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	794900000	usd
	jll	Investmentsin Real Estate Venturesat Fair Value Additions InvestmentsinRealEstateVenturesatFairValueAdditions	123800000	usd
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	jll	Investmentsin Real Estate Venturesat Fair Value Distributions InvestmentsinRealEstateVenturesatFairValueDistributions	11100000	usd
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-17300000	usd
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	jll	Investmentsin Real Estate Venturesat Fair Value Foreign Currency Translation InvestmentsinRealEstateVenturesatFairValueForeignCurrencyTranslation	-10600000	usd
	jll	Investmentsin Real Estate Venturesat Fair Value Foreign Currency Translation InvestmentsinRealEstateVenturesatFairValueForeignCurrencyTranslation	5400000	usd
CY2023Q2	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	802500000	usd
CY2024Q2	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	789000000.0	usd
CY2023Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	798100000	usd
CY2023Q4	us-gaap	Senior Long Term Notes SeniorLongTermNotes	779300000	usd
CY2024Q2	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1900000000	usd
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	2070000000.00	usd
CY2024Q2	jll	Foreign Currency Forward Contract Net Notional Value ForeignCurrencyForwardContractNetNotionalValue	1210000000	usd
CY2023Q4	jll	Foreign Currency Forward Contract Net Notional Value ForeignCurrencyForwardContractNetNotionalValue	1210000000	usd
CY2023Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	740800000	usd
CY2022Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	794900000	usd
	jll	Investmentsin Real Estate Venturesat Fair Value Additions InvestmentsinRealEstateVenturesatFairValueAdditions	43400000	usd
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	jll	Investmentsin Real Estate Venturesat Fair Value Distributions InvestmentsinRealEstateVenturesatFairValueDistributions	11100000	usd
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-17300000	usd
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CY2024Q2	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	744700000	usd
CY2023Q2	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	802500000	usd
CY2024Q2	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	789000000.0	usd
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CY2024Q2	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	1900000000	usd
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	2070000000.00	usd
CY2024Q2	jll	Foreign Currency Forward Contract Net Notional Value ForeignCurrencyForwardContractNetNotionalValue	1210000000	usd
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CY2024Q2	us-gaap	Common Stock Issued Employee Stock Trust CommonStockIssuedEmployeeStockTrust	11900000	usd
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CY2024Q2	us-gaap	Bank Overdrafts BankOverdrafts	23300000	usd
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CY2024Q2	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	102900000	usd
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CY2024Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	126200000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	147900000	usd
CY2024Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	2156200000	usd
CY2023Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	1537800000	usd
CY2023Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	400000	usd
CY2024Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	400000	usd
CY2024Q2	jll	Uncommitted Facility Maximum Borrowing Capacity UncommittedFacilityMaximumBorrowingCapacity	400000000	usd
CY2024Q2	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	53800000	usd
CY2024Q2	us-gaap	Common Stock Issued Employee Stock Trust CommonStockIssuedEmployeeStockTrust	11900000	usd
CY2023Q4	us-gaap	Common Stock Issued Employee Stock Trust CommonStockIssuedEmployeeStockTrust	10400000	usd
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CY2024Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	126200000	usd
CY2023Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	147900000	usd
CY2024Q2	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	2156200000	usd
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CY2023Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	400000	usd
CY2024Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	400000	usd
CY2024Q2	jll	Uncommitted Facility Maximum Borrowing Capacity UncommittedFacilityMaximumBorrowingCapacity	400000000	usd
CY2024Q2	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	53800000	usd
CY2024Q2	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	655500000	usd
CY2023Q4	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	662700000	usd
CY2023Q4	us-gaap	Loss Contingency Receivable LossContingencyReceivable	2500000	usd
CY2024Q2	jll	Loansubjecttolosssharingarrangementsaggregateunpaidprincipalamount Loansubjecttolosssharingarrangementsaggregateunpaidprincipalamount	21800000000	usd
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CY2023Q4	jll	Loanlossaccrual Loanlossaccrual	30900000	usd
CY2024Q2	jll	Loanlossguaranteereserve Loanlossguaranteereserve	26400000	usd
CY2023Q4	jll	Loanlossguaranteereserve Loanlossguaranteereserve	23400000	usd
CY2024Q2	us-gaap	Share Based Compensation ShareBasedCompensation	300000	usd
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CY2024Q2	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-2100000	usd
CY2023Q2	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-600000	usd
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CY2023Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11800000	usd
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CY2024Q2	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q2	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	655500000	usd
CY2023Q4	us-gaap	Warehouse Agreement Borrowings WarehouseAgreementBorrowings	662700000	usd
CY2024Q2	jll	Level Of Risk Retained Per Claim LevelOfRiskRetainedPerClaim	9000000	usd
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CY2024Q2	jll	Loanlossaccrual Loanlossaccrual	30600000	usd
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CY2024Q2	us-gaap	Share Based Compensation ShareBasedCompensation	300000	usd
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CY2024Q2	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-2100000	usd
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CY2024Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	11500000	usd
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CY2024Q2	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q2	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false

Files In Submission

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$JLL
Jones Lang LaSalle Inc Stock $jll

2024 Q3 Form 10-Q Financial Statement

#000103797624000035 Filed on August 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JLL Jones Lang LaSalle Inc Stock $jll

2024 Q3 Form 10-Q Financial Statement

#000103797624000035 Filed on August 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JLL
Jones Lang LaSalle Inc Stock $jll