$MCO
MOODYS CORP /DE/

2017 Q4 Form 10-K Financial Statement

#000119312518058986 Filed on February 27, 2018

View on sec.gov

Income Statement

Concept 2017 Q4 2017 2016 Q4
Revenue $1.166B $4.204B $942.1M
YoY Change 23.71% 16.64% 8.8%
Cost Of Revenue $336.2M $1.216B $265.3M
YoY Change 26.72% 19.26% 5.32%
Gross Profit $829.3M $2.988B $676.8M
YoY Change 22.53% 15.61% 10.23%
Gross Profit Margin 71.15% 71.08% 71.84%
Selling, General & Admin $299.1M $986.0M $253.2M
YoY Change 18.13% 5.88% 0.4%
% of Gross Profit 36.07% 33.0% 37.41%
Research & Development $42.00M
YoY Change 4.74%
% of Gross Profit 1.41%
Depreciation & Amortization $49.90M $158.3M $32.90M
YoY Change 51.67% 24.94% 14.63%
% of Gross Profit 6.02% 5.3% 4.86%
Operating Expenses $349.0M $2.383B $286.1M
YoY Change 21.99% -19.31% 1.85%
Operating Profit $465.5M $1.821B -$473.1M
YoY Change -198.39% 179.77% -242.03%
Interest Expense -$45.70M -$209.0M $12.00M
YoY Change -480.83% 32.87% -153.33%
% of Operating Profit -9.82% -11.48%
Other Income/Expense, Net -$21.10M -$34.00M -$4.400M
YoY Change 379.55% -63.4% -358.82%
Pretax Income $407.7M $1.099B -$465.5M
YoY Change -187.58% 2854.3% -249.06%
Income Tax $133.6M $779.0M -$40.00M
% Of Pretax Income 32.77% 70.88%
Net Earnings $25.50M $1.001B -$428.6M
YoY Change -105.95% 275.47% -296.7%
Net Earnings / Revenue 2.19% 23.81% -45.49%
Basic Earnings Per Share $0.13 $5.24 -$2.25
Diluted Earnings Per Share $0.13 $5.15 -$2.25
COMMON SHARES
Basic Shares Outstanding 191.0M shares 191.1M shares
Diluted Shares Outstanding 194.2M shares

Balance Sheet

Concept 2017 Q4 2017 2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments $1.183B $1.183B $2.225B
YoY Change -46.83% -46.83% -0.31%
Cash & Equivalents $1.072B $1.072B $2.052B
Short-Term Investments $112.0M $112.0M $173.0M
Other Short-Term Assets $250.1M $251.0M $140.8M
YoY Change 77.63% 78.01% -21.6%
Inventory
Prepaid Expenses $91.70M $65.70M
Receivables $1.147B $1.147B $887.4M
Other Receivables $0.00 $0.00 $0.00
Total Short-Term Assets $2.581B $2.581B $3.253B
YoY Change -20.67% -20.66% 0.31%
LONG-TERM ASSETS
Property, Plant & Equipment $325.1M $325.0M $325.9M
YoY Change -0.25% -0.31% 6.36%
Goodwill $3.753B $1.024B
YoY Change 266.65% 4.84%
Intangibles $1.632B $296.4M
YoY Change 450.47% -0.9%
Long-Term Investments $121.0M $121.0M $59.00M
YoY Change 105.08% 105.08% -29.76%
Other Assets $159.9M $183.0M $112.2M
YoY Change 42.51% -50.41% -20.09%
Total Long-Term Assets $5.710B $6.013B $1.646B
YoY Change 246.92% 189.92% 4.05%
TOTAL ASSETS
Total Short-Term Assets $2.581B $2.581B $3.253B
Total Long-Term Assets $5.710B $6.013B $1.646B
Total Assets $8.594B $8.594B $5.327B
YoY Change 61.32% 61.33% 4.4%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $21.80M $22.00M $28.40M
YoY Change -23.24% -21.43% 27.93%
Accrued Expenses $530.0M $530.0M $346.0M
YoY Change 53.18% 53.18% 1.76%
Deferred Revenue $883.6M
YoY Change
Short-Term Debt $130.0M $130.0M $0.00
YoY Change
Long-Term Debt Due $299.5M $300.0M $300.0M
YoY Change -0.17% 0.0%
Total Short-Term Liabilities $2.063B $2.063B $2.428B
YoY Change -15.03% -15.03% 99.28%
LONG-TERM LIABILITIES
Long-Term Debt $5.111B $5.111B $3.063B
YoY Change 66.87% 66.86% -9.39%
Other Long-Term Liabilities $664.0M $1.193B $425.2M
YoY Change 56.16% 57.18% 1.92%
Total Long-Term Liabilities $5.775B $6.304B $3.488B
YoY Change 65.56% 64.94% -8.15%
TOTAL LIABILITIES
Total Short-Term Liabilities $2.063B $2.063B $2.428B
Total Long-Term Liabilities $5.775B $6.304B $3.488B
Total Liabilities $8.709B $8.922B $6.355B
YoY Change 37.05% 36.17% 16.9%
SHAREHOLDERS EQUITY
Retained Earnings $7.465B $6.689B
YoY Change 11.61% -0.3%
Common Stock $532.0M $477.2M
YoY Change 11.48% 5.74%
Preferred Stock
YoY Change
Treasury Stock (at cost) $8.153B $8.030B
YoY Change 1.54% 8.67%
Treasury Stock Shares 151.9M shares 152.2M shares
Shareholders Equity -$327.7M -$328.0M -$1.225B
YoY Change
Total Liabilities & Shareholders Equity $8.594B $8.594B $5.327B
YoY Change 61.32% 61.33% 4.4%

Cashflow Statement

Concept 2017 Q4 2017 2016 Q4
OPERATING ACTIVITIES
Net Income $25.50M $1.001B -$428.6M
YoY Change -105.95% 275.47% -296.7%
Depreciation, Depletion And Amortization $49.90M $158.3M $32.90M
YoY Change 51.67% 24.94% 14.63%
Cash From Operating Activities $411.9M $755.0M $370.2M
YoY Change 11.26% -40.04% 42.33%
INVESTING ACTIVITIES
Capital Expenditures -$21.20M $91.00M -$30.40M
YoY Change -30.26% -21.01% 31.6%
Acquisitions $3.511B
YoY Change 4245.3%
Other Investing Activities $8.600M -$3.329B $134.8M
YoY Change -93.62% -1632.87% 969.84%
Cash From Investing Activities -$12.60M -$3.420B $104.4M
YoY Change -112.07% -3452.94% -1094.29%
FINANCING ACTIVITIES
Cash Dividend Paid $290.4M
YoY Change 1.86%
Common Stock Issuance & Retirement, Net $200.0M
YoY Change -72.93%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities -296.6M $1.600B -127.9M
YoY Change 131.9% -253.42% -348.35%
NET CHANGE
Cash From Operating Activities 411.9M $755.0M 370.2M
Cash From Investing Activities -12.60M -$3.420B 104.4M
Cash From Financing Activities -296.6M $1.600B -127.9M
Net Change In Cash 102.7M -$980.0M 346.7M
YoY Change -70.38% -407.89% 15.14%
FREE CASH FLOW
Cash From Operating Activities $411.9M $755.0M $370.2M
Capital Expenditures -$21.20M $91.00M -$30.40M
Free Cash Flow $433.1M $664.0M $400.6M
YoY Change 8.11% -41.96% 41.45%

Facts In Submission

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CY2016Q4 us-gaap Assets
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IncomeBenefitsRelatedToResolutionOfLegacyTaxMatters
1600000 USD
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IncomeBenefitsRelatedToResolutionOfLegacyTaxMatters
6400000 USD
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CY2016 us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
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IncreaseDecreaseInAccountsReceivable
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CY2017 us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
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CY2016 us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
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IncreaseDecreaseInOtherOperatingAssets
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IncreaseDecreaseInOtherOperatingAssets
13100000 USD
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CY2016 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
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CY2015 us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
51400000 USD
CY2017 us-gaap Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
72900000 USD
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IncreaseDecreaseInDeferredRevenue
74900000 USD
CY2015 us-gaap Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
31600000 USD
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UnrecognizedTaxBenefitsAndOtherNonCurrentTaxLiabilitiesPeriodIncreaseDecrease
63000000 USD
CY2016 mco Unrecognized Tax Benefits And Other Non Current Tax Liabilities Period Increase Decrease
UnrecognizedTaxBenefitsAndOtherNonCurrentTaxLiabilitiesPeriodIncreaseDecrease
2200000 USD
CY2015 mco Unrecognized Tax Benefits And Other Non Current Tax Liabilities Period Increase Decrease
UnrecognizedTaxBenefitsAndOtherNonCurrentTaxLiabilitiesPeriodIncreaseDecrease
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IncreaseDecreaseInOtherOperatingLiabilities
262900000 USD
CY2016 us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
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CY2015 us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
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CY2016 us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
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NetCashProvidedByUsedInOperatingActivities
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PaymentsToAcquirePropertyPlantAndEquipment
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CY2015 us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
89000000 USD
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170100000 USD
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PaymentsToAcquireShortTermInvestments
379900000 USD
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ProceedsFromSaleMaturityAndCollectionOfShorttermInvestments
653100000 USD
CY2016 us-gaap Proceeds From Divestiture Of Businesses
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1500000 USD
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2100000 USD
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3800000 USD
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39700000 USD
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ProceedsFromNotesPayable
2291900000 USD
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CY2015 us-gaap Net Cash Provided By Used In Financing Activities
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CY2016 us-gaap Cash And Cash Equivalents Period Increase Decrease
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294100000 USD
CY2015 us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
537900000 USD
CY2016Q4 us-gaap Commitments And Contingencies
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CY2017Q4 us-gaap Commitments And Contingencies
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CY2017Q4 us-gaap Preferred Stock Value
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CY2016Q4 us-gaap Preferred Stock Value
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25700000 USD
CY2017Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
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36600000 USD
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0.01
CY2017Q4 us-gaap Preferred Stock Shares Authorized
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10000000 shares
CY2017Q4 us-gaap Preferred Stock Shares Issued
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shares
CY2017Q4 us-gaap Preferred Stock Shares Outstanding
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shares
CY2017Q4 us-gaap Treasury Stock Shares
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151821294 shares
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47100000 USD
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452100000 USD
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233100000 USD
CY2017 us-gaap Concentration Risk Credit Risk
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<div><p style='text-align:left;margin-top:0pt;margin-bottom:10pt;line-height:13.8pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;margin-left:0pt;' >Concentration of Credit Risk</font></p><p style='text-align:left;margin-top:0pt;margin-bottom:10pt;line-height:13.8pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Financial instruments that potentially subject the Company to concentration of c</font><font style='font-family:Times New Roman;font-size:10pt;' >redit risk principally consist of cash and cash equivalents, short-term investments, trade receivables and derivatives.</font></p><p style='text-align:left;margin-top:0pt;margin-bottom:10pt;line-height:13.8pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >The Company manages its credit risk exposure by allocating its cash equivalents among various money market mutual funds, money market de</font><font style='font-family:Times New Roman;font-size:10pt;' >posit accounts, certificates of deposits and</font><font style='font-family:Times New Roman;font-size:10pt;' > high-</font><font style='font-family:Times New Roman;font-size:10pt;' >grade commercial paper. Short-term investments primarily consist of certificates of deposit as of </font><font style='font-family:Times New Roman;font-size:10pt;' >December 31,</font><font style='font-family:Times New Roman;font-size:10pt;' > </font><font style='font-family:Times New Roman;font-size:10pt;' >2017</font><font style='font-family:Times New Roman;font-size:10pt;' > and </font><font style='font-family:Times New Roman;font-size:10pt;' >2016</font><font style='font-family:Times New Roman;font-size:10pt;' >. The Company manages its credit risk exposure on cash equival</font><font style='font-family:Times New Roman;font-size:10pt;' >ents and short-term investments by limiting the amount it can invest with any single entity. </font><font style='font-family:Times New Roman;font-size:10pt;' >No customer accounted for </font><font style='font-family:Times New Roman;font-size:10pt;' >10</font><font style='font-family:Times New Roman;font-size:10pt;' >% or more of accounts receivable at </font><font style='font-family:Times New Roman;font-size:10pt;' >December 31,</font><font style='font-family:Times New Roman;font-size:10pt;' > </font><font style='font-family:Times New Roman;font-size:10pt;' >2017</font><font style='font-family:Times New Roman;font-size:10pt;' > or </font><font style='font-family:Times New Roman;font-size:10pt;' >2016</font><font style='font-family:Times New Roman;font-size:10pt;' >.</font></p></div>
CY2017 us-gaap Use Of Estimates
UseOfEstimates
<div><p style='text-align:left;margin-top:0pt;margin-bottom:10pt;line-height:13.8pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;margin-left:0pt;' >Use of Estimates</font></p><p style='text-align:left;margin-top:0pt;margin-bottom:10pt;line-height:13.8pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabili</font><font style='font-family:Times New Roman;font-size:10pt;' >ties at the date of the financial statements, and the reported amounts of revenue and expenses during the period. Actual results could differ from those estimates. Estimates are used for, but not limited to, revenue recognition, accounts receivable allowan</font><font style='font-family:Times New Roman;font-size:10pt;' >ces, income taxes, contingencies, valuation</font><font style='font-family:Times New Roman;font-size:10pt;' > and useful lives</font><font style='font-family:Times New Roman;font-size:10pt;' > of long-lived and intangible assets, goodwill, pension and other retirement benefits, stock-based compensation, and depreciable lives for property and equipment and computer software.</font></p></div>
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2700000 shares
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600000 shares
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219500000 USD
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50500000 USD
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520300000 USD
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240800000 USD
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1031100000 USD
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706000000 USD
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189100000 USD
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0.13
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0.13
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1.81
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CY2016Q1 us-gaap Revenues
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CY2016Q2 us-gaap Revenues
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CY2016Q3 us-gaap Revenues
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CY2016Q3 us-gaap Net Income Loss
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1.33
CY2016Q4 us-gaap Earnings Per Share Basic
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CY2016Q1 us-gaap Earnings Per Share Diluted
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CY2016Q2 us-gaap Earnings Per Share Diluted
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1.3
CY2016Q3 us-gaap Earnings Per Share Diluted
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1.31
CY2016Q4 us-gaap Earnings Per Share Diluted
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CY2017Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.61
CY2017Q3 us-gaap Earnings Per Share Basic
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1.66
CY2017 us-gaap Foreign Currency Transaction Gain Loss Before Tax
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CY2017 us-gaap Income Loss From Equity Method Investments
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13300000 USD
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CY2016 us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
50100000 USD
CY2016 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
11400000 USD
CY2016 mco Other Non Operating Income Expense Other
OtherNonOperatingIncomeExpenseOther
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CY2015 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
11800000 USD
CY2015 mco Other Non Operating Income Expense Other
OtherNonOperatingIncomeExpenseOther
2000000 USD
CY2015 us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
1100000 USD
CY2014Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
29400000 USD
CY2015Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
27500000 USD
CY2017 us-gaap Allowance For Doubtful Accounts Receivable Period Increase Decrease
AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
19600000 USD
CY2017 us-gaap Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
8700000 USD
CY2016 us-gaap Allowance For Doubtful Accounts Receivable Period Increase Decrease
AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease
6200000 USD
CY2016 us-gaap Allowance For Doubtful Accounts Receivable Write Offs
AllowanceForDoubtfulAccountsReceivableWriteOffs
8000000 USD
CY2015 us-gaap Allowance For Doubtful Accounts Receivable Period Increase Decrease
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9000000 USD
CY2015 us-gaap Allowance For Doubtful Accounts Receivable Write Offs
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10900000 USD
CY2015 us-gaap Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest
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949600000 USD
CY2015 us-gaap Dividends
Dividends
283600000 USD
CY2015 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
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87500000 USD
CY2015 us-gaap Stock Issued During Period Value Share Based Compensation
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29600000 USD
CY2015 us-gaap Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation
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43400000 USD
CY2015 us-gaap Treasury Stock Value Acquired Cost Method
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1098100000 USD
CY2015 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
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2400000 USD
CY2015 us-gaap Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent
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-1100000 USD
CY2015 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent
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-125300000 USD
CY2016 us-gaap Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest
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275800000 USD
CY2016 us-gaap Dividends
Dividends
293400000 USD
CY2017 us-gaap Dividends
Dividends
222800000 USD
CY2017 us-gaap Stock Issued During Period Value Share Based Compensation
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9300000 USD
CY2017 us-gaap Minority Interest Period Increase Decrease
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5700000 USD
CY2017 us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
199700000 USD
CY2016 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
98400000 USD
CY2016 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
33400000 USD
CY2016 us-gaap Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation
AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation
32000000 USD
CY2016 us-gaap Minority Interest Period Increase Decrease
MinorityInterestPeriodIncreaseDecrease
49100000 USD
CY2016 us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
738800000 USD
CY2016 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
2600000 USD
CY2016 us-gaap Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent
2800000 USD
CY2016 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
-64200000 USD
CY2017 us-gaap Net Income Loss Including Portion Attributable To Nonredeemable Noncontrolling Interest
NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest
1007700000 USD
CY2017 us-gaap Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
189300000 USD
CY2017 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
-1500000 USD
CY2017 us-gaap Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent
-800000 USD
CY2017 us-gaap Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
23100000 USD
CY2016 us-gaap Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
5400000 USD
CY2015 us-gaap Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax
OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax
14700000 USD
CY2017 us-gaap Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent
OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent
1100000 USD
CY2016 us-gaap Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent
OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent
1800000 USD
CY2017 us-gaap Number Of Reportable Segments
NumberOfReportableSegments
2 pure
CY2017 us-gaap Research And Development Expense
ResearchAndDevelopmentExpense
42000000 USD
CY2015 us-gaap Research And Development Expense
ResearchAndDevelopmentExpense
29100000 USD
CY2016 us-gaap Research And Development Expense
ResearchAndDevelopmentExpense
40100000 USD
CY2017 us-gaap Deferred Revenue Revenue Recognized1
DeferredRevenueRevenueRecognized1
140100000 USD
CY2016 us-gaap Deferred Revenue Revenue Recognized1
DeferredRevenueRevenueRecognized1
133000000 USD
CY2015 us-gaap Deferred Revenue Revenue Recognized1
DeferredRevenueRevenueRecognized1
121000000 USD
CY2017 us-gaap Number Of Reporting Units
NumberOfReportingUnits
7 pure
CY2017 us-gaap Concentration Risk Customer
ConcentrationRiskCustomer
No customer accounted for 10% or more of accounts receivable at December 31, 2017 or 2016.
CY2017 us-gaap Derivative Instruments Gain Loss Recognized In Other Comprehensive Income Effective Portion Net
DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
-30100000 USD
CY2015 us-gaap Derivative Instruments Gain Loss Recognized In Other Comprehensive Income Effective Portion Net
DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
17000000 USD
CY2016 us-gaap Derivative Instruments Gain Loss Recognized In Other Comprehensive Income Effective Portion Net
DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
-5100000 USD
CY2017 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
6700000 USD
CY2016 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
-3700000 USD
CY2017 us-gaap Other Depreciation And Amortization
OtherDepreciationAndAmortization
96900000 USD
CY2016 us-gaap Other Depreciation And Amortization
OtherDepreciationAndAmortization
92500000 USD
CY2015 us-gaap Other Depreciation And Amortization
OtherDepreciationAndAmortization
81600000 USD
CY2017 mco Goodwill Gross Purchase Accounting Adjustments
GoodwillGrossPurchaseAccountingAdjustments
2622600000 USD
CY2017 mco Goodwill Gross Translation And Purchase Accounting Adjustments
GoodwillGrossTranslationAndPurchaseAccountingAdjustments
107000000 USD
CY2017 us-gaap Goodwill Purchase Accounting Adjustments
GoodwillPurchaseAccountingAdjustments
2622600000 USD
CY2017 us-gaap Goodwill Translation And Purchase Accounting Adjustments
GoodwillTranslationAndPurchaseAccountingAdjustments
107000000 USD
CY2016 mco Goodwill Gross Purchase Accounting Adjustments
GoodwillGrossPurchaseAccountingAdjustments
61000000 USD
CY2016 mco Goodwill Gross Written Off Related To Sale Of Business Unit
GoodwillGrossWrittenOffRelatedToSaleOfBusinessUnit
3200000 USD
CY2016 mco Goodwill Gross Translation And Purchase Accounting Adjustments
GoodwillGrossTranslationAndPurchaseAccountingAdjustments
-10500000 USD
CY2016 us-gaap Goodwill Purchase Accounting Adjustments
GoodwillPurchaseAccountingAdjustments
61000000 USD
CY2016 us-gaap Goodwill Written Off Related To Sale Of Business Unit
GoodwillWrittenOffRelatedToSaleOfBusinessUnit
3200000 USD
CY2016 us-gaap Goodwill Translation And Purchase Accounting Adjustments
GoodwillTranslationAndPurchaseAccountingAdjustments
-10500000 USD
CY2017Q4 us-gaap Goodwill Gross
GoodwillGross
3765400000 USD
CY2017Q4 us-gaap Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
12200000 USD
CY2016Q4 us-gaap Goodwill Gross
GoodwillGross
1035800000 USD
CY2016Q4 us-gaap Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
12200000 USD
CY2015Q4 us-gaap Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
12200000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Next Twelve Months
FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
101000000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
97000000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
94700000 USD
CY2016 us-gaap Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
-7000000 USD
CY2015 us-gaap Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
278200000 USD
CY2015 us-gaap Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
40100000 USD
CY2015 us-gaap Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
93600000 USD
CY2015 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
411900000 USD
CY2015 us-gaap Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
14700000 USD
CY2015 us-gaap Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
7600000 USD
CY2015 us-gaap Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
-4200000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
94600000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
94100000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Amortization Expense After Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
1150200000 USD
CY2017Q4 us-gaap Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
1631600000 USD
CY2017Q4 us-gaap Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
357400000 USD
CY2017Q4 us-gaap Defined Benefit Plan Weighted Average Asset Allocations
DefinedBenefitPlanWeightedAverageAssetAllocations
1 pure
CY2016Q4 us-gaap Defined Benefit Plan Fair Value Of Plan Assets
DefinedBenefitPlanFairValueOfPlanAssets
297100000 USD
CY2016Q4 us-gaap Defined Benefit Plan Weighted Average Asset Allocations
DefinedBenefitPlanWeightedAverageAssetAllocations
1 pure
CY2017 us-gaap Share Based Compensation
ShareBasedCompensation
122900000 USD
CY2016 us-gaap Share Based Compensation
ShareBasedCompensation
98100000 USD
CY2015 us-gaap Share Based Compensation
ShareBasedCompensation
87200000 USD
CY2017 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
13300000 USD
CY2016 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
31900000 USD
CY2015 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
28600000 USD
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
0.0183 pure
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.32 pure
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.016 pure
CY2016 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P6Y9M18D
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
22.98
CY2016Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
3900000 shares
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
200000 shares
CY2017 us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
1200000 shares
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
2900000 shares
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
2800000 shares
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
2100000 shares
CY2016Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
49.68
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
57.48
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice
56.5
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
43.3
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
261600000 USD
CY2017Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
257700000 USD
CY2017Q4 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
216800000 USD
CY2017 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
P3Y4M24D
CY2017 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1
P4Y7M6D
CY2017 us-gaap Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
453800000 USD
CY2017 us-gaap Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
30000000 USD
CY2017 us-gaap Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
207000000 USD
CY2017 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
690800000 USD
CY2017 us-gaap Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
155500000 USD
CY2017 us-gaap Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
17500000 USD
CY2017 us-gaap Deferred Foreign Income Tax Expense Benefit
DeferredForeignIncomeTaxExpenseBenefit
-84700000 USD
CY2016 us-gaap Current Federal Tax Expense Benefit
CurrentFederalTaxExpenseBenefit
292900000 USD
CY2016 us-gaap Current State And Local Tax Expense Benefit
CurrentStateAndLocalTaxExpenseBenefit
39500000 USD
CY2016 us-gaap Current Foreign Tax Expense Benefit
CurrentForeignTaxExpenseBenefit
102900000 USD
CY2016 us-gaap Current Income Tax Expense Benefit
CurrentIncomeTaxExpenseBenefit
435300000 USD
CY2016 us-gaap Deferred Federal Income Tax Expense Benefit
DeferredFederalIncomeTaxExpenseBenefit
-125800000 USD
CY2016 us-gaap Deferred State And Local Income Tax Expense Benefit
DeferredStateAndLocalIncomeTaxExpenseBenefit
-20300000 USD
CY2016 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35 pure
CY2017Q4 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.38
CY2017Q4 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.38
CY2017Q3 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.38
CY2017Q3 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.38
CY2017Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.38
CY2017Q2 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.38
CY2016 us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.022 pure
CY2016Q4 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.75
CY2016Q4 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.37
CY2016 us-gaap Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
-0.133 pure
CY2016 mco Effective Income Tax Rate Reconciliation Litigation Settlement
EffectiveIncomeTaxRateReconciliationLitigationSettlement
0.274 pure
CY2016 mco Effective Income Tax Rate Reconciliation Legacy Tax Items
EffectiveIncomeTaxRateReconciliationLegacyTaxItems
-0.001 pure
CY2016 us-gaap Effective Income Tax Rate Reconciliation Other Adjustments
EffectiveIncomeTaxRateReconciliationOtherAdjustments
-0.006 pure
CY2016 us-gaap Income Taxes Paid
IncomeTaxesPaid
355700000 USD
CY2017Q1 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.38
CY2016Q3 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.37
CY2016Q3 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.37
CY2016Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.37
CY2016Q2 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.37
CY2016Q1 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.37
CY2015Q4 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.71
CY2015Q4 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.34
CY2015Q3 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.34
CY2015Q3 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.34
CY2015Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.34
CY2015Q2 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.34
CY2015Q1 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.34
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
108300000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
87100000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
80800000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
75700000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
72600000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
290600000 USD
CY2017Q4 us-gaap Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
715100000 USD
CY2017 mco Direct Operating Costs Selling General And Administrative Expense
DirectOperatingCostsSellingGeneralAndAdministrativeExpense
2214200000 USD
CY2017 mco Adjusted Operating Income
AdjustedOperatingIncome
1989900000 USD
CY2017Q4 us-gaap Assets Noncurrent
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5709900000 USD
CY2016Q4 us-gaap Assets Noncurrent
AssetsNoncurrent
1645900000 USD
CY2015Q4 us-gaap Assets Noncurrent
AssetsNoncurrent
1581800000 USD
CY2017Q4 us-gaap Derivative Fair Value Of Derivative Asset
DerivativeFairValueOfDerivativeAsset
13000000 USD
CY2017Q4 us-gaap Derivative Fair Value Of Derivative Liability
DerivativeFairValueOfDerivativeLiability
605900000 USD
CY2016Q4 us-gaap Derivative Fair Value Of Derivative Asset
DerivativeFairValueOfDerivativeAsset
7600000 USD
CY2016Q4 us-gaap Derivative Fair Value Of Derivative Liability
DerivativeFairValueOfDerivativeLiability
427300000 USD
CY2017 us-gaap Business Combination Acquisition Related Costs
BusinessCombinationAcquisitionRelatedCosts
22500000 USD
CY2016Q4 us-gaap Self Insurance Reserve Current
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11100000 USD
CY2017Q4 us-gaap Prepaid Taxes
PrepaidTaxes
94900000 USD
CY2017Q4 us-gaap Prepaid Expense Current
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107600000 USD
CY2017Q4 us-gaap Other Assets Miscellaneous Current
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47600000 USD
CY2017Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
99100000 USD
CY2017Q4 us-gaap Deposit Assets
DepositAssets
12300000 USD
CY2017Q4 us-gaap Business Combination Indemnification Assets Amount As Of Acquisition Date
BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate
17000000 USD
CY2017Q4 us-gaap Long Term Investments
LongTermInvestments
22100000 USD
CY2017Q4 us-gaap Other Assets Miscellaneous Noncurrent
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9400000 USD
CY2017Q4 us-gaap Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
129600000 USD
CY2017Q4 us-gaap Accrued Bonuses Current
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246700000 USD
CY2017Q4 mco Customer Billings And Payments Received In Advance
CustomerBillingsAndPaymentsReceivedInAdvance
22200000 USD
CY2017Q4 us-gaap Self Insurance Reserve Current
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8100000 USD
CY2017Q4 us-gaap Dividends Payable Current
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6200000 USD
CY2017Q4 us-gaap Accrued Professional Fees Current
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47100000 USD
CY2017Q4 us-gaap Interest Payable Current
InterestPayableCurrent
73900000 USD
CY2017Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
21800000 USD
CY2017Q4 us-gaap Accrued Income Taxes Current
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79200000 USD
CY2017Q4 us-gaap Restructuring Reserve Current
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400000 USD
CY2017Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Current Liabilities
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5900000 USD
CY2017Q4 us-gaap Other Accrued Liabilities Current
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82800000 USD
CY2017Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
244500000 USD
CY2017Q4 us-gaap Deferred Rent Credit Noncurrent
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103100000 USD
CY2017Q4 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Accrued
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54700000 USD
CY2017Q4 us-gaap Loss Contingency Accrual At Carrying Value
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1300000 USD
CY2017Q4 us-gaap Other Accrued Liabilities Noncurrent
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28200000 USD
CY2016Q4 us-gaap Prepaid Taxes
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47000000 USD
CY2016Q4 us-gaap Prepaid Expense Current
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65700000 USD
CY2016Q4 us-gaap Other Assets Miscellaneous Current
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28100000 USD
CY2016Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
26300000 USD
CY2016Q4 us-gaap Deposit Assets
DepositAssets
10800000 USD
CY2016Q4 us-gaap Business Combination Indemnification Assets Amount As Of Acquisition Date
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16500000 USD
CY2016Q4 us-gaap Long Term Investments
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32700000 USD
CY2016Q4 us-gaap Other Assets Miscellaneous Noncurrent
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25900000 USD
CY2016Q4 us-gaap Employee Related Liabilities Current
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89300000 USD
CY2016Q4 us-gaap Accrued Bonuses Current
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151100000 USD
CY2016Q4 mco Litigation Settlement
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863800000 USD
CY2016Q4 mco Customer Billings And Payments Received In Advance
CustomerBillingsAndPaymentsReceivedInAdvance
28400000 USD
CY2016Q4 us-gaap Dividends Payable Current
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78500000 USD
CY2016Q4 us-gaap Accrued Professional Fees Current
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40400000 USD
CY2016Q4 us-gaap Interest Payable Current
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59200000 USD
CY2016Q4 us-gaap Accounts Payable Current
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28400000 USD
CY2016Q4 us-gaap Accrued Income Taxes Current
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16800000 USD
CY2016Q4 us-gaap Restructuring Reserve Current
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6300000 USD
CY2016Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Current Liabilities
PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
6100000 USD
CY2016Q4 us-gaap Other Accrued Liabilities Current
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63100000 USD
CY2016Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
264100000 USD
CY2016Q4 us-gaap Deferred Rent Credit Noncurrent
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98300000 USD
CY2016Q4 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Accrued
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34100000 USD
CY2016Q4 us-gaap Loss Contingency Accrual At Carrying Value
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1200000 USD
CY2016Q4 us-gaap Other Accrued Liabilities Noncurrent
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27500000 USD
CY2014Q4 us-gaap Self Insurance Reserve
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21500000 USD
CY2015Q4 us-gaap Self Insurance Reserve
SelfInsuranceReserve
19700000 USD
CY2016Q4 us-gaap Self Insurance Reserve
SelfInsuranceReserve
11100000 USD
CY2017Q4 us-gaap Self Insurance Reserve
SelfInsuranceReserve
8100000 USD
CY2017 us-gaap Increase Decrease In Self Insurance Reserve
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9600000 USD
CY2016 us-gaap Increase Decrease In Self Insurance Reserve
IncreaseDecreaseInSelfInsuranceReserve
12100000 USD
CY2015 us-gaap Increase Decrease In Self Insurance Reserve
IncreaseDecreaseInSelfInsuranceReserve
22200000 USD
CY2017 us-gaap Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
12600000 USD
CY2016 us-gaap Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
20700000 USD
CY2015 us-gaap Payments For Losses And Loss Adjustment Expense
PaymentsForLossesAndLossAdjustmentExpense
24000000 USD
CY2016Q4 mco Income Benefits Related To Resolution Of Legacy Tax Matters
IncomeBenefitsRelatedToResolutionOfLegacyTaxMatters
1600000 USD
CY2016Q4 us-gaap Disposal Group Including Discontinued Operation Foreign Currency Translation Gains Losses
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35000000 USD
CY2016Q4 us-gaap Litigation Settlement Expense
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863800000 USD
CY2017 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax
-4800000 USD
CY2015 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
13500000 USD
CY2015 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
5200000 USD
CY2015 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
8300000 USD
CY2016 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
9700000 USD
CY2016 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
3700000 USD
CY2016 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
6000000 USD
CY2016 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
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-26900000 USD
CY2015 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
7300000 USD
CY2016Q4 us-gaap Unamortized Debt Issuance Expense
UnamortizedDebtIssuanceExpense
17700000 USD
CY2016Q4 us-gaap Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
2900000 USD
CY2016 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax
200000 USD
CY2016 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
6000000 USD
CY2016 us-gaap Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
6200000 USD
CY2016 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
2800000 USD
CY2016Q4 us-gaap Debt Instrument Face Amount
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3377400000 USD
CY2016Q4 us-gaap Interest Rate Derivatives At Fair Value Net
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-6200000 USD
CY2016Q4 us-gaap Long Term Debt
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3363000000 USD
CY2017Q4 us-gaap Debt Instrument Face Amount
DebtInstrumentFaceAmount
5580400000 USD
CY2017Q4 us-gaap Interest Rate Derivatives At Fair Value Net
InterestRateDerivativesAtFairValueNet
3000000 USD
CY2017Q4 us-gaap Debt Instrument Unamortized Discount Premium Net
DebtInstrumentUnamortizedDiscountPremiumNet
9400000 USD
CY2017Q4 us-gaap Unamortized Debt Issuance Expense
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27500000 USD
CY2017Q4 us-gaap Debt Longterm And Shortterm Combined Amount
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5540500000 USD
CY2017Q4 us-gaap Debt Current
DebtCurrent
429400000 USD
CY2017 us-gaap Interest Paid
InterestPaid
158200000 USD
CY2016 us-gaap Interest Paid
InterestPaid
136700000 USD
CY2015 us-gaap Interest Paid
InterestPaid
108300000 USD
CY2017 us-gaap Investment Income Interest
InvestmentIncomeInterest
16000000 USD
CY2016 us-gaap Investment Income Interest
InvestmentIncomeInterest
10900000 USD
CY2015 us-gaap Investment Income Interest
InvestmentIncomeInterest
9700000 USD
CY2017 us-gaap Interest Expense Borrowings
InterestExpenseBorrowings
190100000 USD
CY2016 us-gaap Interest Expense Borrowings
InterestExpenseBorrowings
141900000 USD
CY2015 us-gaap Interest Expense Borrowings
InterestExpenseBorrowings
120600000 USD
CY2017 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
15300000 USD
CY2016 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
7800000 USD
CY2015 us-gaap Unrecognized Tax Benefits Interest On Income Taxes Expense
UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense
5300000 USD
CY2016 mco Interest Income Expense Legacy Tax
InterestIncomeExpenseLegacyTax
200000 USD
CY2015 mco Interest Income Expense Legacy Tax
InterestIncomeExpenseLegacyTax
700000 USD
CY2017 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
1000000 USD
CY2016 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
800000 USD
CY2015 us-gaap Interest Costs Capitalized
InterestCostsCapitalized
400000 USD
CY2015 us-gaap Interest Income Securities Tax Exempt
InterestIncomeSecuritiesTaxExempt
2000000 USD
CY2015 mco Reversals Of Accrued Interest Expense On Tax
ReversalsOfAccruedInterestExpenseOnTax
4000000 USD
CY2016Q4 us-gaap Accrued Royalties Current
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1800000 USD
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
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0.0134 pure
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent
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30100000 USD
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-1027300000 USD
CY2017Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
-114900000 USD
CY2016Q4 us-gaap Derivative Assets
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7600000 USD
CY2016Q4 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
189000000 USD
CY2016Q4 us-gaap Available For Sale Securities
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32600000 USD
CY2016Q4 us-gaap Assets Fair Value Disclosure
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229200000 USD
CY2016Q4 us-gaap Derivative Liabilities
DerivativeLiabilities
5400000 USD
CY2016Q4 us-gaap Liabilities Fair Value Disclosure
LiabilitiesFairValueDisclosure
5400000 USD
CY2017Q4 us-gaap Derivative Assets
DerivativeAssets
13000000 USD
CY2017Q4 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
42200000 USD
CY2017Q4 us-gaap Available For Sale Securities
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21100000 USD
CY2017Q4 us-gaap Assets Fair Value Disclosure
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76300000 USD
CY2017Q4 us-gaap Derivative Liabilities
DerivativeLiabilities
5500000 USD
CY2017Q4 us-gaap Liabilities Fair Value Disclosure
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5500000 USD
CY2017Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation
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518100000 USD
CY2017Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
461500000 USD
CY2017Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
357400000 USD
CY2016Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation
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489500000 USD
CY2016Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
433100000 USD
CY2016Q4 us-gaap Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets
DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
297100000 USD
CY2017 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
48800000 USD
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
88300000 USD
CY2017 us-gaap Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
31200000 USD
CY2016 us-gaap Proceeds From Stock Options Exercised
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71800000 USD
CY2016 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
71300000 USD
CY2016 us-gaap Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
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24300000 USD
CY2015 us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
83900000 USD
CY2015 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
72900000 USD
CY2015 us-gaap Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options
EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
26000000 USD
CY2017 us-gaap Income Loss From Continuing Operations Before Income Taxes Domestic
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1098500000 USD
CY2017 us-gaap Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
688300000 USD
CY2017 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
1786800000 USD
CY2016 us-gaap Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
37200000 USD
CY2016 us-gaap Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
520800000 USD
CY2016 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
558000000 USD
CY2015 us-gaap Income Loss From Continuing Operations Before Income Taxes Domestic
IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
913900000 USD
CY2015 us-gaap Income Loss From Continuing Operations Before Income Taxes Foreign
IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
465700000 USD
CY2015 us-gaap Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments
IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
1379600000 USD
CY2017 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
61400000 USD
CY2016 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
34200000 USD
CY2015 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
31900000 USD
CY2015Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
-333000000 USD
CY2014Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
42900000 USD
CY2017Q4 us-gaap Income Tax Examination Liability Refund Adjustment From Settlement With Taxing Authority
IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority
232200000 USD
CY2016Q4 us-gaap Income Tax Examination Liability Refund Adjustment From Settlement With Taxing Authority
IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority
0 USD
CY2017Q4 us-gaap Accrued Royalties Current
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26400000 USD
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.27 pure
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.0219 pure
CY2015 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
36.08
CY2017 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P6Y6M
CY2017Q4 mco Deferred Tax Assets Accumulated Depreciation And Amortization Non Current
DeferredTaxAssetsAccumulatedDepreciationAndAmortizationNonCurrent
1200000 USD
CY2016Q4 mco Deferred Tax Assets Accumulated Depreciation And Amortization Non Current
DeferredTaxAssetsAccumulatedDepreciationAndAmortizationNonCurrent
1300000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
39600000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
54400000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
79200000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits
DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits
119300000 USD
CY2015 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
0.0139 pure
CY2015 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
0.39 pure
CY2015 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
0.0188 pure
CY2017 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
30
CY2015 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
P6Y10M24D
CY2017 us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
113.8
CY2017 us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
42.52
CY2016 us-gaap Effective Income Tax Rate Continuing Operations
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0.506 pure
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
6000000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
6000000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent
21200000 USD
CY2017Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards Foreign
DeferredTaxAssetsOperatingLossCarryforwardsForeign
13300000 USD
CY2016Q4 us-gaap Deferred Tax Assets Operating Loss Carryforwards Foreign
DeferredTaxAssetsOperatingLossCarryforwardsForeign
3700000 USD
CY2017Q4 us-gaap Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
41900000 USD
CY2016Q4 us-gaap Deferred Tax Assets Deferred Income
DeferredTaxAssetsDeferredIncome
46200000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Legal Settlements
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements
163200000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
1200000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
4200000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges
200000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges
2200000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Contingencies
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies
28600000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Contingencies
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsContingencies
37300000 USD
CY2017Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance
7500000 USD
CY2016Q4 us-gaap Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance
DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance
15100000 USD
CY2017Q4 us-gaap Deferred Tax Assets Other
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19000000 USD
CY2016Q4 us-gaap Deferred Tax Assets Other
DeferredTaxAssetsOther
4500000 USD
CY2017Q4 us-gaap Deferred Tax Assets Gross
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263200000 USD
CY2016Q4 us-gaap Deferred Tax Assets Gross
DeferredTaxAssetsGross
487500000 USD
CY2017Q4 mco Deferred Tax Liabilities Accumulated Depreciation And Amortization Non Current
DeferredTaxLiabilitiesAccumulatedDepreciationAndAmortizationNonCurrent
408800000 USD
CY2016Q4 mco Deferred Tax Liabilities Accumulated Depreciation And Amortization Non Current
DeferredTaxLiabilitiesAccumulatedDepreciationAndAmortizationNonCurrent
189800000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Undistributed Foreign Earnings
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7500000 USD
CY2017Q4 us-gaap Deferred Tax Liabilities Investments
DeferredTaxLiabilitiesInvestments
25600000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Investments
DeferredTaxLiabilitiesInvestments
24100000 USD
CY2017Q4 mco Deferred Tax Liabilities Taxes Deferred Income And Accruals Self Insurance
DeferredTaxLiabilitiesTaxesDeferredIncomeAndAccrualsSelfInsurance
7500000 USD
CY2016Q4 mco Deferred Tax Liabilities Taxes Deferred Income And Accruals Self Insurance
DeferredTaxLiabilitiesTaxesDeferredIncomeAndAccrualsSelfInsurance
15100000 USD
CY2017Q4 us-gaap Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent
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3300000 USD
CY2016Q4 us-gaap Deferred Compensation Sharebased Arrangements Liability Current And Noncurrent
DeferredCompensationSharebasedArrangementsLiabilityCurrentAndNoncurrent
2900000 USD
CY2017Q4 us-gaap Deferred Tax Liabilities Derivatives
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0 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Derivatives
DeferredTaxLiabilitiesDerivatives
21000000 USD
CY2017Q4 us-gaap Deferred Tax Liabilities Other
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3000000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities Other
DeferredTaxLiabilitiesOther
12100000 USD
CY2017Q4 us-gaap Deferred Tax Liabilities
DeferredTaxLiabilities
448200000 USD
CY2016Q4 us-gaap Deferred Tax Liabilities
DeferredTaxLiabilities
272500000 USD
CY2017Q4 us-gaap Deferred Tax Assets Liabilities Net
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-185000000 USD
CY2016Q4 us-gaap Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
215000000 USD
CY2017Q4 us-gaap Deferred Tax Assets Valuation Allowance
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12800000 USD
CY2016Q4 us-gaap Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
3200000 USD
CY2017Q4 us-gaap Deferred Tax Assets Net
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CY2016Q4 us-gaap Deferred Tax Assets Net
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211800000 USD
CY2016 mco Direct Operating Costs Selling General And Administrative Expense
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1963000000 USD
CY2016 mco Adjusted Operating Income
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1641200000 USD
CY2015 mco Adjusted Operating Income
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1586900000 USD
CY2015 mco Direct Operating Costs Selling General And Administrative Expense
DirectOperatingCostsSellingGeneralAndAdministrativeExpense
1897600000 USD
CY2017 us-gaap Number Of Operating Segments
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2 pure
CY2017Q4 us-gaap Employee Stock Ownership Plan Esop Shares In Esop
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457000 shares
CY2016Q4 us-gaap Employee Stock Ownership Plan Esop Shares In Esop
EmployeeStockOwnershipPlanESOPSharesInESOP
471000 shares
CY2017 us-gaap Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets
DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets
0.054 pure
CY2017Q4 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
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6600000 USD
CY2017 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1
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P1Y4M24D
CY2017 mco Operating Lease Period
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P10Y
CY2017 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
97000000 USD
CY2015 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
87600000 USD
CY2016 us-gaap Lease And Rental Expense
LeaseAndRentalExpense
95400000 USD
CY2017 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
86300000 USD
CY2016 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
21900000 USD
CY2015 us-gaap Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
24100000 USD
CY2017 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
120200000 USD
CY2016 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
12400000 USD
CY2015 us-gaap Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
14000000 USD
CY2017 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
4100000 USD
CY2016 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
27600000 USD
CY2015 us-gaap Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
41600000 USD
CY2017 us-gaap Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
2200000 USD
CY2016 us-gaap Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
8300000 USD
CY2015 us-gaap Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
7800000 USD
CY2017 us-gaap Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
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10900000 USD
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2000000 USD
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UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
5600000 USD
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UnrecognizedTaxBenefits
389100000 USD
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220300000 USD
CY2015Q4 us-gaap Unrecognized Tax Benefits
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203400000 USD
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UnrecognizedTaxBenefits
199800000 USD
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3700000 USD
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-3500000 USD
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-3500000 USD
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36600000 USD
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PaymentsToAcquireBusinessesNetOfCashAcquired
3511000000 USD
CY2016 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
80800000 USD
CY2015 us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
7600000 USD
CY2016 us-gaap Payments For Hedge Investing Activities
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26900000 USD
CY2015Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
1757400000 USD
CY2014Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
1219500000 USD
CY2017 mco New Accounting Pronouncement Or Change In Accounting Principle Effect Of Change On Provision For Income Taxes
NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfChangeOnProvisionForIncomeTaxes
39500000 USD
CY2017 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
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P4Y8M12D
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397400000 USD
CY2017 us-gaap Income Taxes Paid
IncomeTaxesPaid
366400000 USD
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0.35 pure
CY2015 us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.03 pure
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EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
-0.058 pure
CY2015 mco Effective Income Tax Rate Reconciliation Legacy Tax Items
EffectiveIncomeTaxRateReconciliationLegacyTaxItems
-0.002 pure
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EffectiveIncomeTaxRateReconciliationOtherAdjustments
-0.008 pure
CY2015 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.312 pure
CY2017 us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.35 pure
CY2017 us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.019 pure
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-0.099 pure
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-0.004 pure
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0.436 pure
CY2017 us-gaap Schedule Of Repurchase Agreements
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<div><table style='border-collapse:collapse;' ><tr style='height:15pt;' ><td style='width:215.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:215.25pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;color:#000000;' >Date Authorized</font></td><td style='width:13.5pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:13.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:132.75pt;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:132.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;color:#000000;' >Amount Authorized</font></td><td style='width:18pt;text-align:center;vertical-align:bottom;border-color:Black;min-width:18pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:125.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:125.25pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;color:#000000;' >Remaining Authority</font></td></tr><tr style='height:15pt;' ><td style='width:215.25pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:215.25pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >December 15, 2015</font></td><td style='width:13.5pt;text-align:left;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:13.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15.75pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:15.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:117pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:117pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >1,000.0</font></td><td style='width:18pt;text-align:left;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:18pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' ></font></td><td style='width:15.75pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:15.75pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >$</font></td><td style='width:109.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;background-color:#CCEEFF;border-color:Black;min-width:109.5pt;' ><font style='font-family:Times New Roman;font-size:10pt;color:#000000;' >527.0</font></td></tr></table></div>
CY2017 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
1.14
CY2017 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
1.52
CY2016 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
1.49
CY2016 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
1.48
CY2015 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
1.39
CY2015 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
1.36
CY2017Q4 us-gaap Capital Units Authorized
CapitalUnitsAuthorized
1020000000 shares
CY2017Q4 mco Shares Of All Classes Of Stock Par Value
SharesOfAllClassesOfStockParValue
0.01
CY2017Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
1000000000 shares
CY2017 us-gaap Stock Repurchased During Period Shares
StockRepurchasedDuringPeriodShares
1600000 shares
CY2017 us-gaap Stock Issued During Period Shares Share Based Compensation Gross
StockIssuedDuringPeriodSharesShareBasedCompensationGross
2400000 shares
CY2016 us-gaap Valuation Allowance Deferred Tax Asset Change In Amount
ValuationAllowanceDeferredTaxAssetChangeInAmount
900000 USD
CY2017 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
300000 USD
CY2017 us-gaap Valuation Allowance Deferred Tax Asset Change In Amount
ValuationAllowanceDeferredTaxAssetChangeInAmount
9900000 USD
CY2015 us-gaap Valuation Allowance Deferred Tax Asset Change In Amount
ValuationAllowanceDeferredTaxAssetChangeInAmount
-2400000 USD
CY2016 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
2000000 USD
CY2015 us-gaap Valuation Allowances And Reserves Deductions
ValuationAllowancesAndReservesDeductions
200000 USD
CY2014Q4 us-gaap Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
6900000 USD
CY2015Q4 us-gaap Deferred Tax Assets Valuation Allowance
DeferredTaxAssetsValuationAllowance
4300000 USD
CY2017 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
8700000 USD
CY2017 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax
3300000 USD
CY2017 us-gaap Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax
5400000 USD
CY2017 us-gaap Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
3100000 USD
CY2017 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax
12600000 USD
CY2017 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
5400000 USD
CY2017 us-gaap Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
18000000 USD
CY2017 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
-800000 USD
CY2015 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax
11400000 USD
CY2015 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax
8300000 USD
CY2015 us-gaap Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent
OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
19700000 USD
CY2015 us-gaap Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
-1100000 USD
CY2015 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-125300000 USD
CY2015 us-gaap Other Comprehensive Income Loss Before Reclassifications Net Of Tax
OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
-111600000 USD
CY2017 us-gaap Profit Loss
ProfitLoss
1007700000 USD
CY2015 us-gaap Profit Loss
ProfitLoss
949600000 USD
CY2017 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments And Tax
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2000000 USD
CY2017 us-gaap Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax
OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax
2000000 USD
CY2017Q4 us-gaap Undistributed Earnings Of Foreign Subsidiaries
UndistributedEarningsOfForeignSubsidiaries
0 USD
CY2017Q4 us-gaap Unrecognized Tax Benefits That Would Impact Effective Tax Rate
UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
353000000 USD
CY2017 mco Estimated Repatriation Tax Liability Resulting From The Tax Act Pay Period
EstimatedRepatriationTaxLiabilityResultingFromTheTaxActPayPeriod
P8Y
CY2017 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
123200000 USD
CY2017 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
3100000 shares
CY2017 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
600000 shares
CY2015 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
3300000 shares
CY2015 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
700000 shares
CY2016Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.01
CY2016Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
10000000 shares
CY2016Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
shares
CY2016Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
shares
CY2016Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
1000000000 shares
CY2016Q4 us-gaap Treasury Stock Shares
TreasuryStockShares
152208231 shares
CY2015 us-gaap Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax
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-900000 USD
CY2015Q4 us-gaap Goodwill Gross
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988500000 USD
CY2017Q2 dei Entity Public Float
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23000000000 USD
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111100000 USD
CY2017Q4 us-gaap Deferred Tax Assets Property Plant And Equipment
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4300000 USD
CY2014Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
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-235200000 USD
CY2015Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-339500000 USD
CY2017Q4 mco Stable Net Asset Value Public Traded Funds
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1 USD
CY2017Q2 us-gaap Revenues
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1000500000 USD
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457500000 USD
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312200000 USD
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1062900000 USD
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445400000 USD
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317300000 USD
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976300000 USD
CY2016Q4 us-gaap Debt Instrument Fair Value
DebtInstrumentFairValue
3584900000 USD
CY2017 mco Percentage Change In Tax Provision From Change In Accounting Principle
PercentageChangeInTaxProvisionFromChangeInAccountingPrinciple
0.022 pure
CY2017Q4 mco Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Hedging Activities Effect Net Of Tax
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromHedgingActivitiesEffectNetOfTax
-300000 USD
CY2016Q4 mco Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Hedging Activities Effect Net Of Tax
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromHedgingActivitiesEffectNetOfTax
36500000 USD
CY2017 us-gaap Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax
OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax
8300000 USD
CY2017Q4 mco Estimated Repatriation Tax Liability Resulting From Tax Act
EstimatedRepatriationTaxLiabilityResultingFromTaxAct
247300000 USD
CY2017 mco Effective Income Tax Rate Reconciliation Change In Income Tax Rate And Repatriation Of Foreign Earnings
EffectiveIncomeTaxRateReconciliationChangeInIncomeTaxRateAndRepatriationOfForeignEarnings
0.17 pure
CY2016 us-gaap Litigation Settlement Expense
LitigationSettlementExpense
863800000 USD
CY2017Q4 mco Tax Asset Resulting From Change In Non Us Tax Rate Under Tax Act
TaxAssetResultingFromChangeInNonUSTaxRateUnderTaxAct
57900000 USD
CY2017Q4 mco Tax Liability Resulting From Change In Federal Tax Rate Under Tax Act
TaxLiabilityResultingFromChangeInFederalTaxRateUnderTaxAct
56200000 USD
CY2017Q4 mco Estimated Liability Of The Tax Act
EstimatedLiabilityOfTheTaxAct
245600000 USD
CY2017 us-gaap New Accounting Pronouncement Or Change In Accounting Principle Effect Of Change On Operating Results
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-4600000 USD
CY2017 us-gaap Related Party Transaction Amounts Of Transaction
RelatedPartyTransactionAmountsOfTransaction
12000000 USD
CY2016 us-gaap Related Party Transaction Amounts Of Transaction
RelatedPartyTransactionAmountsOfTransaction
4000000 USD
CY2015 us-gaap Related Party Transaction Amounts Of Transaction
RelatedPartyTransactionAmountsOfTransaction
0 USD

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