2019 Q2 Form 10-Q Financial Statement

#000100443419000034 Filed on August 01, 2019

View on sec.gov

Income Statement

Concept 2019 Q2 2018 Q2 2017 Q4
Revenue $591.9M $600.2M $604.1M
YoY Change -1.38% 5.13% 9.76%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin $96.20M $105.2M $359.5M
YoY Change -8.56% 18.07% 5.46%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $26.70M $28.90M $26.70M
YoY Change -7.61% 7.43% -17.85%
% of Gross Profit
Operating Expenses $412.6M $407.6M $412.2M
YoY Change 1.23% 3.22% 9.45%
Operating Profit $280.0M
YoY Change -7.25%
Interest Expense $19.70M $21.40M $72.10M
YoY Change -7.94% -7.36% -33.3%
% of Operating Profit 25.75%
Other Income/Expense, Net
YoY Change
Pretax Income $215.9M $239.3M $264.0M
YoY Change -9.78% -10.34% -6.35%
Income Tax $35.70M $34.10M $87.10M
% Of Pretax Income 16.54% 14.25% 32.99%
Net Earnings $107.7M $117.0M $315.4M
YoY Change -7.95% -7.36% 109.99%
Net Earnings / Revenue 18.2% 19.49% 52.21%
Basic Earnings Per Share $2.11 $2.17
Diluted Earnings Per Share $2.11 $2.16 $5.50
COMMON SHARES
Basic Shares Outstanding 51.00M shares 54.00M shares 55.58M shares
Diluted Shares Outstanding 51.00M shares 54.20M shares

Balance Sheet

Concept 2019 Q2 2018 Q2 2017 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments $393.9M $476.9M $517.3M
YoY Change -17.4% 1.86% -6.49%
Cash & Equivalents $360.0M $392.8M $439.5M
Short-Term Investments $33.90M $84.10M $77.80M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables $528.7M $485.9M $433.8M
Other Receivables $0.00 $0.00 $0.00
Total Short-Term Assets $888.7M $878.7M $873.3M
YoY Change 1.14% 9.17% 7.27%
LONG-TERM ASSETS
Property, Plant & Equipment $99.80M $109.2M $111.0M
YoY Change -8.61% -0.46% 0.82%
Goodwill $2.640B $2.649B $2.663B
YoY Change -0.34% 0.04% 1.31%
Intangibles $1.257B $1.393B $1.450B
YoY Change -9.78% -5.61% -3.19%
Long-Term Investments $491.1M $3.218B $539.0M
YoY Change -84.74% -8.94% -84.0%
Other Assets
YoY Change
Total Long-Term Assets $6.839B $7.612B $7.829B
YoY Change -10.15% -2.75% -1.34%
TOTAL ASSETS
Total Short-Term Assets $888.7M $878.7M $873.3M
Total Long-Term Assets $6.839B $7.612B $7.829B
Total Assets $7.728B $8.491B $8.702B
YoY Change -8.98% -1.64% -0.54%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $607.1M $662.9M
YoY Change -8.42% 7.21%
Accrued Expenses $611.1M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt $0.00 $0.00 $0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities $607.1M $662.9M $807.2M
YoY Change -8.42% 7.21% 10.68%
LONG-TERM LIABILITIES
Long-Term Debt $1.791B $1.883B $1.855B
YoY Change -4.84% -7.37% -12.08%
Other Long-Term Liabilities $354.6M $162.4M $182.4M
YoY Change 118.35% -20.24% 22.09%
Total Long-Term Liabilities $2.146B $2.045B $2.037B
YoY Change 4.94% -8.54% -9.82%
TOTAL LIABILITIES
Total Short-Term Liabilities $607.1M $662.9M $807.2M
Total Long-Term Liabilities $2.146B $2.045B $2.037B
Total Liabilities $3.175B $3.180B $3.312B
YoY Change -0.15% -9.96% -9.25%
SHAREHOLDERS EQUITY
Retained Earnings $3.744B $3.936B $3.699B
YoY Change -4.87% 19.97% 21.09%
Common Stock $836.4M $680.3M $809.2M
YoY Change 22.95% -25.48% -24.66%
Preferred Stock
YoY Change
Treasury Stock (at cost) $1.260B $969.8M $663.7M
YoY Change 29.89% 94.43% 71.94%
Treasury Stock Shares 3.400M shares
Shareholders Equity $3.225B $3.639B $3.822B
YoY Change
Total Liabilities & Shareholders Equity $7.728B $8.491B $8.702B
YoY Change -8.98% -1.64% -0.54%

Cashflow Statement

Concept 2019 Q2 2018 Q2 2017 Q4
OPERATING ACTIVITIES
Net Income $107.7M $117.0M $315.4M
YoY Change -7.95% -7.36% 109.99%
Depreciation, Depletion And Amortization $26.70M $28.90M $26.70M
YoY Change -7.61% 7.43% -17.85%
Cash From Operating Activities $327.1M $372.3M $369.9M
YoY Change -12.14% 15.66% 1.31%
INVESTING ACTIVITIES
Capital Expenditures -$3.300M -$4.800M -$4.600M
YoY Change -31.25% 54.84% -9.8%
Acquisitions
YoY Change
Other Investing Activities -$39.60M -$16.80M $13.50M
YoY Change 135.71% 37.7% -102.95%
Cash From Investing Activities -$42.90M -$21.60M $8.900M
YoY Change 98.61% 41.18% -101.92%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities -226.7M -282.7M -318.2M
YoY Change -19.81% 17.89% -295.33%
NET CHANGE
Cash From Operating Activities 327.1M 372.3M 369.9M
Cash From Investing Activities -42.90M -21.60M 8.900M
Cash From Financing Activities -226.7M -282.7M -318.2M
Net Change In Cash 57.50M 68.00M 60.60M
YoY Change -15.44% 1.8% -6.05%
FREE CASH FLOW
Cash From Operating Activities $327.1M $372.3M $369.9M
Capital Expenditures -$3.300M -$4.800M -$4.600M
Free Cash Flow $330.4M $377.1M $374.5M
YoY Change -12.38% 16.03% 1.16%

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
dei Amendment Flag
AmendmentFlag
false
dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
Q2
dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2019
dei Entity Central Index Key
EntityCentralIndexKey
0001004434
CY2018Q2 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.30
us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.60
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1212600000 USD
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1135100000 USD
CY2018Q2 us-gaap Labor And Related Expense
LaborAndRelatedExpense
241000000.0 USD
CY2019Q2 us-gaap Labor And Related Expense
LaborAndRelatedExpense
258000000.0 USD
us-gaap Labor And Related Expense
LaborAndRelatedExpense
507700000 USD
us-gaap Labor And Related Expense
LaborAndRelatedExpense
486200000 USD
dei Entity Address Address Line1
EntityAddressAddressLine1
777 South Flagler Drive
CY2018Q2 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
105200000 USD
dei Entity Address City Or Town
EntityAddressCityOrTown
West Palm Beach
dei Entity Address State Or Province
EntityAddressStateOrProvince
FL
dei Entity Address Postal Zip Code
EntityAddressPostalZipCode
33401
dei City Area Code
CityAreaCode
800
dei Local Phone Number
LocalPhoneNumber
345-1100
dei Entity Current Reporting Status
EntityCurrentReportingStatus
Yes
dei Entity Interactive Data Current
EntityInteractiveDataCurrent
Yes
dei Entity Filer Category
EntityFilerCategory
Large Accelerated Filer
dei Entity Small Business
EntitySmallBusiness
false
dei Entity Emerging Growth Company
EntityEmergingGrowthCompany
false
dei Entity Emerging Growth Company
EntityEmergingGrowthCompany
false
dei Entity Shell Company
EntityShellCompany
false
CY2019Q3 dei Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
50639554 shares
CY2019Q2 us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.32
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
50900000 USD
us-gaap Common Stock Dividends Per Share Cash Paid
CommonStockDividendsPerShareCashPaid
0.64
CY2018Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
CY2019Q2 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
10600000 USD
dei Document Transition Report
DocumentTransitionReport
false
dei Entity File Number
EntityFileNumber
001-13459
CY2019Q2 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
96200000 USD
dei Entity Registrant Name
EntityRegistrantName
AFFILIATED MANAGERS GROUP, INC.
dei Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
DE
us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
211600000 USD
CY2018Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
153000000 shares
us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
191800000 USD
CY2018Q2 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
23200000 USD
CY2019Q2 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
153000000 shares
CY2019Q2 us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
21200000 USD
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
46400000 USD
CY2018Q2 us-gaap Interest Expense
InterestExpense
21400000 USD
CY2019Q2 us-gaap Interest Expense
InterestExpense
19700000 USD
dei Entity Tax Identification Number
EntityTaxIdentificationNumber
04-3218510
us-gaap Interest Expense
InterestExpense
43000000.0 USD
us-gaap Interest Expense
InterestExpense
37900000 USD
CY2018Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
58500000 shares
CY2019Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
58500000 shares
CY2018Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
6500000 shares
CY2019Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
7800000 shares
dei Document Type
DocumentType
10-Q
dei Document Quarterly Report
DocumentQuarterlyReport
true
dei Document Period End Date
DocumentPeriodEndDate
2019-06-30
CY2018Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
600100000 USD
CY2019Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
591900000 USD
CY2018Q2 amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
5700000 USD
CY2019Q2 amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
5300000 USD
amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
11200000 USD
us-gaap Net Income Loss
NetIncomeLoss
270000000.0 USD
CY2018Q2 us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
11100000 USD
CY2019Q2 us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
12200000 USD
us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
23200000 USD
us-gaap Other Cost And Expense Operating
OtherCostAndExpenseOperating
23000000.0 USD
CY2018Q2 us-gaap Operating Expenses
OperatingExpenses
407600000 USD
CY2019Q2 us-gaap Operating Expenses
OperatingExpenses
412600000 USD
us-gaap Operating Expenses
OperatingExpenses
843100000 USD
us-gaap Operating Expenses
OperatingExpenses
800400000 USD
CY2018Q2 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
35300000 USD
CY2019Q2 us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
29400000 USD
us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
131600000 USD
us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
-328800000 USD
CY2018Q2 amg Investment And Other Income Loss
InvestmentAndOtherIncomeLoss
11500000 USD
CY2019Q2 amg Investment And Other Income Loss
InvestmentAndOtherIncomeLoss
7200000 USD
amg Investment And Other Income Loss
InvestmentAndOtherIncomeLoss
25700000 USD
amg Investment And Other Income Loss
InvestmentAndOtherIncomeLoss
15200000 USD
CY2018Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
239300000 USD
CY2019Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
215900000 USD
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
526800000 USD
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
21100000 USD
CY2018Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
34100000 USD
CY2019Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
35700000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
97500000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-26100000 USD
CY2018Q2 us-gaap Profit Loss
ProfitLoss
205200000 USD
CY2019Q2 us-gaap Profit Loss
ProfitLoss
180200000 USD
us-gaap Profit Loss
ProfitLoss
429300000 USD
us-gaap Profit Loss
ProfitLoss
47200000 USD
CY2018Q2 us-gaap Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsRedeemable
88200000 USD
CY2019Q2 us-gaap Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsRedeemable
72500000 USD
us-gaap Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsRedeemable
159300000 USD
us-gaap Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsRedeemable
140300000 USD
CY2018Q2 us-gaap Net Income Loss
NetIncomeLoss
117000000.0 USD
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
107700000 USD
us-gaap Net Income Loss
NetIncomeLoss
-93100000 USD
CY2018Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
54000000.0 shares
CY2019Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
51000000.0 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
54300000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
51500000 shares
CY2018Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
54200000 shares
CY2019Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
51000000.0 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
56800000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
51500000 shares
CY2018Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.17
CY2019Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.11
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
4.97
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-1.81
CY2018Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.16
CY2019Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.11
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
4.92
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-1.81
CY2018Q2 us-gaap Profit Loss
ProfitLoss
205200000 USD
CY2019Q2 us-gaap Profit Loss
ProfitLoss
180200000 USD
us-gaap Profit Loss
ProfitLoss
429300000 USD
us-gaap Profit Loss
ProfitLoss
47200000 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-20200000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
5200000 USD
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
8900000 USD
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
12700000 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax
OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax
0.0 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax
OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax
-700000 USD
us-gaap Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax
OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax
300000 USD
us-gaap Other Comprehensive Income Loss Derivative Excluded Component Increase Decrease After Adjustments And Tax
OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax
500000 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
-20200000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
4500000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
9200000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
13200000 USD
CY2018Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
185000000.0 USD
CY2019Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
184700000 USD
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
438500000 USD
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
60400000 USD
CY2018Q2 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
73800000 USD
CY2019Q2 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
65200000 USD
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
153400000 USD
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
139600000 USD
CY2018Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
111200000 USD
CY2019Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
119500000 USD
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
285100000 USD
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
-79200000 USD
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
565500000 USD
CY2019Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
360000000.0 USD
CY2018Q4 us-gaap Accounts Receivable Net
AccountsReceivableNet
400600000 USD
CY2019Q2 us-gaap Accounts Receivable Net
AccountsReceivableNet
528700000 USD
CY2018Q4 us-gaap Marketable Securities
MarketableSecurities
119300000 USD
CY2019Q2 us-gaap Marketable Securities
MarketableSecurities
33900000 USD
CY2018Q4 us-gaap Goodwill
Goodwill
2633400000 USD
CY2019Q2 us-gaap Goodwill
Goodwill
2639500000 USD
CY2018Q4 us-gaap Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
1309900000 USD
CY2019Q2 us-gaap Intangible Assets Net Excluding Goodwill
IntangibleAssetsNetExcludingGoodwill
1257100000 USD
CY2018Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
2791000000.0 USD
CY2019Q2 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
2330200000 USD
CY2018Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
104300000 USD
CY2019Q2 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
99800000 USD
CY2018Q4 us-gaap Other Investments
OtherInvestments
201100000 USD
CY2019Q2 us-gaap Other Investments
OtherInvestments
209700000 USD
CY2018Q4 amg Other Investmentsand Other Assets
OtherInvestmentsandOtherAssets
94000000.0 USD
CY2019Q2 amg Other Investmentsand Other Assets
OtherInvestmentsandOtherAssets
268900000 USD
CY2018Q4 us-gaap Assets
Assets
8219100000 USD
CY2019Q2 us-gaap Assets
Assets
7727800000 USD
CY2018Q4 us-gaap Accounts Payable And Accrued Liabilities Current And Noncurrent
AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
746600000 USD
CY2019Q2 us-gaap Accounts Payable And Accrued Liabilities Current And Noncurrent
AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
607100000 USD
CY2018Q4 us-gaap Long Term Debt
LongTermDebt
1829600000 USD
CY2019Q2 us-gaap Long Term Debt
LongTermDebt
1791400000 USD
CY2018Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
511600000 USD
CY2019Q2 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
421700000 USD
CY2018Q4 us-gaap Other Liabilities
OtherLiabilities
162700000 USD
CY2019Q2 us-gaap Other Liabilities
OtherLiabilities
354600000 USD
CY2018Q4 us-gaap Liabilities
Liabilities
3250500000 USD
CY2019Q2 us-gaap Liabilities
Liabilities
3174800000 USD
CY2018Q4 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
USD
CY2019Q2 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
USD
CY2018Q4 us-gaap Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
833700000 USD
CY2019Q2 us-gaap Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
727200000 USD
CY2018Q4 us-gaap Common Stock Value
CommonStockValue
600000 USD
CY2019Q2 us-gaap Common Stock Value
CommonStockValue
600000 USD
CY2018Q4 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
835600000 USD
CY2019Q2 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
835800000 USD
CY2018Q4 amg Accumulated Other Comprehensive Income Loss Attributable To Parent Net Of Tax
AccumulatedOtherComprehensiveIncomeLossAttributableToParentNetOfTax
-109000000.0 USD
CY2019Q2 amg Accumulated Other Comprehensive Income Loss Attributable To Parent Net Of Tax
AccumulatedOtherComprehensiveIncomeLossAttributableToParentNetOfTax
-95100000 USD
CY2018Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
3876800000 USD
CY2019Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
3743700000 USD
CY2018Q4 us-gaap Stockholders Equity Before Treasury Stock
StockholdersEquityBeforeTreasuryStock
4604000000.0 USD
CY2019Q2 us-gaap Stockholders Equity Before Treasury Stock
StockholdersEquityBeforeTreasuryStock
4485000000.0 USD
CY2018Q4 us-gaap Treasury Stock Value
TreasuryStockValue
1146600000 USD
CY2019Q2 us-gaap Treasury Stock Value
TreasuryStockValue
1259700000 USD
CY2018Q4 us-gaap Stockholders Equity
StockholdersEquity
3457400000 USD
CY2019Q2 us-gaap Stockholders Equity
StockholdersEquity
3225300000 USD
CY2018Q4 us-gaap Other Minority Interests
OtherMinorityInterests
677500000 USD
CY2019Q2 us-gaap Other Minority Interests
OtherMinorityInterests
600500000 USD
CY2018Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4134900000 USD
CY2019Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3825800000 USD
CY2018Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
8219100000 USD
CY2019Q2 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
7727800000 USD
CY2018Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4422600000 USD
CY2018Q2 us-gaap Profit Loss
ProfitLoss
205200000 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
-20200000 USD
CY2018Q2 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
11100000 USD
CY2018Q2 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
700000 USD
CY2018Q2 us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
150000000.0 USD
CY2018Q2 us-gaap Dividends
Dividends
16400000 USD
CY2018Q2 amg Affiliate Equity Compensation Expense Including Adjustmentsand Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingAdjustmentsandPortionAttributabletoNoncontrollingInterest
8300000 USD
CY2018Q2 us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
0 USD
CY2018Q2 amg Noncontrolling Interest Increase Decreasefrom Purchaseof Interests
NoncontrollingInterestIncreaseDecreasefromPurchaseofInterests
-300000 USD
CY2018Q2 amg Noncontrolling Interest Decreasefrom Redemptions
NoncontrollingInterestDecreasefromRedemptions
7200000 USD
CY2018Q2 amg Noncontrolling Interest Decreasefrom Transfersto Noncontrolling Interest Holders
NoncontrollingInterestDecreasefromTransferstoNoncontrollingInterestHolders
18500000 USD
CY2018Q2 amg Noncontrolling Interest Increasefrom Contributionsfrom Affiliate
NoncontrollingInterestIncreasefromContributionsfromAffiliate
600000 USD
CY2018Q2 us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
92900000 USD
CY2018Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4357400000 USD
CY2019Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3760300000 USD
CY2019Q2 us-gaap Profit Loss
ProfitLoss
180200000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
4500000 USD
CY2019Q2 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
10200000 USD
CY2019Q2 us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
-100000 USD
CY2019Q2 us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
50100000 USD
CY2019Q2 us-gaap Dividends
Dividends
16600000 USD
CY2019Q2 amg Adjustmentsto Additional Paidin Capital Stock Issued Issuance Costsand Other
AdjustmentstoAdditionalPaidinCapitalStockIssuedIssuanceCostsandOther
200000 USD
CY2019Q2 amg Affiliate Equity Compensation Expense Including Adjustmentsand Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingAdjustmentsandPortionAttributabletoNoncontrollingInterest
12400000 USD
CY2019Q2 us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
400000 USD
CY2019Q2 amg Noncontrolling Interest Increase Decreasefrom Purchaseof Interests
NoncontrollingInterestIncreaseDecreasefromPurchaseofInterests
3100000 USD
CY2019Q2 amg Noncontrolling Interest Decreasefrom Redemptions
NoncontrollingInterestDecreasefromRedemptions
16500000 USD
CY2019Q2 amg Noncontrolling Interest Decreasefrom Transfersto Noncontrolling Interest Holders
NoncontrollingInterestDecreasefromTransferstoNoncontrollingInterestHolders
7100000 USD
CY2019Q2 us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
88100000 USD
CY2019Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3825800000 USD
CY2017Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4578500000 USD
us-gaap Profit Loss
ProfitLoss
429300000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
9200000 USD
us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
21800000 USD
us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
-8800000 USD
us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
300800000 USD
us-gaap Dividends
Dividends
33000000.0 USD
amg Affiliate Equity Compensation Expense Including Adjustmentsand Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingAdjustmentsandPortionAttributabletoNoncontrollingInterest
27700000 USD
us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
7000000.0 USD
amg Noncontrolling Interest Increase Decreasefrom Purchaseof Interests
NoncontrollingInterestIncreaseDecreasefromPurchaseofInterests
14100000 USD
amg Noncontrolling Interest Decreasefrom Redemptions
NoncontrollingInterestDecreasefromRedemptions
-161300000 USD
amg Noncontrolling Interest Decreasefrom Transfersto Noncontrolling Interest Holders
NoncontrollingInterestDecreasefromTransferstoNoncontrollingInterestHolders
23400000 USD
amg Noncontrolling Interest Increasefrom Contributionsfrom Affiliate
NoncontrollingInterestIncreasefromContributionsfromAffiliate
2400000 USD
us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
205300000 USD
CY2018Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4357400000 USD
CY2018Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
4134900000 USD
amg Tax Cutsand Jobs Act Reclassificationfrom Aoc Ito Retained Earnings Tax Effect
TaxCutsandJobsActReclassificationfromAOCItoRetainedEarningsTaxEffect
-6600000 USD
us-gaap Profit Loss
ProfitLoss
47200000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
13200000 USD
us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
19000000.0 USD
us-gaap Stock Issued During Period Value Share Based Compensation
StockIssuedDuringPeriodValueShareBasedCompensation
-6200000 USD
us-gaap Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
140700000 USD
us-gaap Dividends
Dividends
33400000 USD
amg Adjustmentsto Additional Paidin Capital Stock Issued Issuance Costsand Other
AdjustmentstoAdditionalPaidinCapitalStockIssuedIssuanceCostsandOther
200000 USD
amg Affiliate Equity Compensation Expense Including Adjustmentsand Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingAdjustmentsandPortionAttributabletoNoncontrollingInterest
23000000.0 USD
us-gaap Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
10600000 USD
amg Noncontrolling Interest Increase Decreasefrom Purchaseof Interests
NoncontrollingInterestIncreaseDecreasefromPurchaseofInterests
7700000 USD
amg Noncontrolling Interest Decreasefrom Redemptions
NoncontrollingInterestDecreasefromRedemptions
3600000 USD
amg Noncontrolling Interest Decreasefrom Transfersto Noncontrolling Interest Holders
NoncontrollingInterestDecreasefromTransferstoNoncontrollingInterestHolders
54400000 USD
amg Noncontrolling Interest Increasefrom Contributionsfrom Affiliate
NoncontrollingInterestIncreasefromContributionsfromAffiliate
400000 USD
us-gaap Minority Interest Decrease From Distributions To Noncontrolling Interest Holders
MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
192700000 USD
CY2019Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
3825800000 USD
us-gaap Profit Loss
ProfitLoss
429300000 USD
us-gaap Profit Loss
ProfitLoss
47200000 USD
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
46400000 USD
us-gaap Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
50900000 USD
amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
11200000 USD
amg Depreciation And Other Amortization
DepreciationAndOtherAmortization
10600000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
18700000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
-80500000 USD
us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
131600000 USD
us-gaap Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
-328800000 USD
us-gaap Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
327800000 USD
us-gaap Equity Method Investment Dividends Or Distributions
EquityMethodInvestmentDividendsOrDistributions
155900000 USD
us-gaap Share Based Compensation
ShareBasedCompensation
49500000 USD
us-gaap Share Based Compensation
ShareBasedCompensation
42000000.0 USD
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
5700000 USD
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
8800000 USD
amg Purchasesof Securitiesby Affiliate Sponsored Consolidated Products
PurchasesofSecuritiesbyAffiliateSponsoredConsolidatedProducts
23200000 USD
amg Purchasesof Securitiesby Affiliate Sponsored Consolidated Products
PurchasesofSecuritiesbyAffiliateSponsoredConsolidatedProducts
0 USD
amg Saleof Securitiesby Affiliate Sponsored Consolidated Products
SaleofSecuritiesbyAffiliateSponsoredConsolidatedProducts
24100000 USD
amg Saleof Securitiesby Affiliate Sponsored Consolidated Products
SaleofSecuritiesbyAffiliateSponsoredConsolidatedProducts
3200000 USD
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
60600000 USD
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
126500000 USD
us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
6000000.0 USD
us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
800000 USD
us-gaap Increase Decrease In Operating Liabilities
IncreaseDecreaseInOperatingLiabilities
-102600000 USD
us-gaap Increase Decrease In Operating Liabilities
IncreaseDecreaseInOperatingLiabilities
-112800000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
577300000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
309200000 USD
us-gaap Payments To Acquire Interest In Subsidiaries And Affiliates
PaymentsToAcquireInterestInSubsidiariesAndAffiliates
7300000 USD
us-gaap Payments To Acquire Interest In Subsidiaries And Affiliates
PaymentsToAcquireInterestInSubsidiariesAndAffiliates
59800000 USD
us-gaap Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates
ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates
0 USD
us-gaap Proceeds From Divestiture Of Interest In Subsidiaries And Affiliates
ProceedsFromDivestitureOfInterestInSubsidiariesAndAffiliates
28800000 USD
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
10300000 USD
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
6300000 USD
us-gaap Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
18400000 USD
us-gaap Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
30700000 USD
us-gaap Payments For Proceeds From Investments
PaymentsForProceedsFromInvestments
-10500000 USD
us-gaap Payments For Proceeds From Investments
PaymentsForProceedsFromInvestments
-25000000.0 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-25500000 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-43000000.0 USD
us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
565000000.0 USD
us-gaap Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
420700000 USD
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
540000000.0 USD
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
460000000.0 USD
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
319800000 USD
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
141800000 USD
us-gaap Payments Of Dividends
PaymentsOfDividends
32600000 USD
us-gaap Payments Of Dividends
PaymentsOfDividends
33400000 USD
us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
205300000 USD
us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
192700000 USD
amg Proceeds From Payments For Affiliate Equity Issuances And Repurchases
ProceedsFromPaymentsForAffiliateEquityIssuancesAndRepurchases
-50900000 USD
amg Proceeds From Payments For Affiliate Equity Issuances And Repurchases
ProceedsFromPaymentsForAffiliateEquityIssuancesAndRepurchases
-41900000 USD
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-12200000 USD
us-gaap Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
-21300000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-595800000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-470400000 USD
us-gaap Effect Of Exchange Rate On Cash And Cash Equivalents
EffectOfExchangeRateOnCashAndCashEquivalents
-2700000 USD
us-gaap Effect Of Exchange Rate On Cash And Cash Equivalents
EffectOfExchangeRateOnCashAndCashEquivalents
1300000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
-46700000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
-202900000 USD
CY2017Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
439500000 USD
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
565500000 USD
us-gaap Cash Divested From Deconsolidation
CashDivestedFromDeconsolidation
0 USD
us-gaap Cash Divested From Deconsolidation
CashDivestedFromDeconsolidation
2600000 USD
CY2018Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
392800000 USD
CY2019Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
360000000.0 USD
us-gaap Use Of Estimates
UseOfEstimates
<div style="line-height:120%;padding-bottom:10px;padding-top:10px;text-indent:24px;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;">The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts and disclosures in the financial statements. Actual results could differ from those estimates. </span></div>
CY2018Q4 amg Marketable Securities Cost
MarketableSecuritiesCost
126800000 USD
CY2019Q2 amg Marketable Securities Cost
MarketableSecuritiesCost
31700000 USD
CY2018Q4 amg Marketable Securities Unrealized Gains
MarketableSecuritiesUnrealizedGains
1100000 USD
CY2019Q2 amg Marketable Securities Unrealized Gains
MarketableSecuritiesUnrealizedGains
2300000 USD
CY2018Q4 amg Marketable Securities Unrealized Losses
MarketableSecuritiesUnrealizedLosses
8600000 USD
CY2019Q2 amg Marketable Securities Unrealized Losses
MarketableSecuritiesUnrealizedLosses
100000 USD
CY2018Q4 us-gaap Marketable Securities
MarketableSecurities
119300000 USD
CY2019Q2 us-gaap Marketable Securities
MarketableSecurities
33900000 USD
CY2018Q2 us-gaap Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
12100000 USD
us-gaap Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
25900000 USD
CY2018Q2 us-gaap Marketable Securities Realized Gain Loss
MarketableSecuritiesRealizedGainLoss
1300000 USD
us-gaap Marketable Securities Realized Gain Loss
MarketableSecuritiesRealizedGainLoss
4100000 USD
CY2019Q2 us-gaap Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
3400000 USD
us-gaap Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
18500000 USD
CY2019Q2 us-gaap Marketable Securities Realized Gain Loss
MarketableSecuritiesRealizedGainLoss
200000 USD
us-gaap Marketable Securities Realized Gain Loss
MarketableSecuritiesRealizedGainLoss
700000 USD
CY2018Q4 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
2791000000.0 USD
CY2019Q2 us-gaap Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
2330200000 USD
CY2018Q4 us-gaap Equity Method Investments
EquityMethodInvestments
513200000 USD
CY2019Q2 us-gaap Equity Method Investments
EquityMethodInvestments
491100000 USD
CY2018Q4 us-gaap Long Term Debt
LongTermDebt
1829600000 USD
CY2019Q2 us-gaap Long Term Debt
LongTermDebt
1791400000 USD
CY2019Q2 amg Derivative Net Liability Position Numberof Instruments
DerivativeNetLiabilityPositionNumberofInstruments
0 derivative
CY2019Q2 amg Investment Commitment Amount
InvestmentCommitmentAmount
139300000 USD
amg Fair Value Investments Entities That Calculate Na Vs Lifeof Fund
FairValueInvestmentsEntitiesThatCalculateNAVsLifeofFund
P15Y
CY2018Q4 us-gaap Goodwill
Goodwill
2633400000 USD
us-gaap Goodwill Foreign Currency Translation Gain Loss
GoodwillForeignCurrencyTranslationGainLoss
6100000 USD
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
8100000 USD
CY2019Q2 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.041
CY2019Q2 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P8Y1M6D
CY2019Q2 us-gaap Goodwill
Goodwill
2639500000 USD
CY2019Q1 us-gaap Equity Method Investment Other Than Temporary Impairment
EquityMethodInvestmentOtherThanTemporaryImpairment
415000000.0 USD
CY2019Q1 amg Fair Value Assumptions Average Projected Growth Rate Period
FairValueAssumptionsAverageProjectedGrowthRatePeriod
P5Y
CY2019Q1 amg Fair Value Assumptions Average Projected Growth Rate
FairValueAssumptionsAverageProjectedGrowthRate
-0.13
CY2019Q1 amg Fair Value Assumptions Discount Rate For Assets Based Fees
FairValueAssumptionsDiscountRateForAssetsBasedFees
0.11
CY2019Q1 amg Fair Value Assumptions Discount Rate For Performance Fees
FairValueAssumptionsDiscountRateForPerformanceFees
0.20
CY2019Q1 amg Fair Value Assumptions Market Participant Tax Rate
FairValueAssumptionsMarketParticipantTaxRate
0.25
CY2019Q2 us-gaap Operating Lease Cost
OperatingLeaseCost
10400000 USD
us-gaap Operating Lease Cost
OperatingLeaseCost
19400000 USD
CY2019Q2 us-gaap Short Term Lease Cost
ShortTermLeaseCost
500000 USD
us-gaap Short Term Lease Cost
ShortTermLeaseCost
1000000.0 USD
CY2019Q2 us-gaap Variable Lease Cost
VariableLeaseCost
100000 USD
us-gaap Variable Lease Cost
VariableLeaseCost
200000 USD
CY2019Q2 us-gaap Sublease Income
SubleaseIncome
1100000 USD
us-gaap Sublease Income
SubleaseIncome
2100000 USD
CY2019Q2 us-gaap Lease Cost
LeaseCost
9900000 USD
us-gaap Lease Cost
LeaseCost
18500000 USD
us-gaap Operating Lease Payments
OperatingLeasePayments
16400000 USD
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
21800000 USD
CY2018Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
11100000 USD
CY2019Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
10200000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
17400000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
38500000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
36600000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
28800000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
24500000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due After Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
84900000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
230700000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
43400000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
35500000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
36900000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
34800000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
27700000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
23400000 USD
CY2018Q4 us-gaap Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
75200000 USD
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
19000000.0 USD
CY2018Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
2800000 USD
CY2019Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
2500000 USD
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
5500000 USD
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
4700000 USD
CY2018Q4 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
54100000 USD
CY2019Q2 us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
70800000 USD
us-gaap Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1
EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
P2Y
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
500000 shares
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
130.81
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
0.0 shares
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
110.20
us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
0.0 shares
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
107.63
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
0.0 shares
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
122.63
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
500000 shares
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
130.58
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
P3Y4M24D
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
400000 shares
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
129.04
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
P3Y2M12D
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
53.81
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
33.58
CY2018Q4 us-gaap Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
833700000 USD
amg Noncontrolling Interest Increasedecrease Attributableto Consolidated Partnerships
NoncontrollingInterestIncreasedecreaseAttributabletoConsolidatedPartnerships
-84300000 USD
amg Noncontrolling Interest Decreasefrom Transfersto Other Liabilities
NoncontrollingInterestDecreasefromTransferstoOtherLiabilities
73000000.0 USD
amg Noncontrolling Interest Decreasefrom Transfersto Noncontrolling Interest Holders
NoncontrollingInterestDecreasefromTransferstoNoncontrollingInterestHolders
54400000 USD
amg Redeemable Noncontrolling Interest Change In Redemption Value
RedeemableNoncontrollingInterestChangeInRedemptionValue
-3600000 USD
CY2019Q2 us-gaap Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
727200000 USD
us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
205300000 USD
us-gaap Payments Of Dividends Minority Interest
PaymentsOfDividendsMinorityInterest
192700000 USD
us-gaap Payments To Acquire Businesses And Interest In Affiliates
PaymentsToAcquireBusinessesAndInterestInAffiliates
57100000 USD
us-gaap Payments To Acquire Businesses And Interest In Affiliates
PaymentsToAcquireBusinessesAndInterestInAffiliates
51800000 USD
us-gaap Proceeds From Divestiture Of Businesses And Interests In Affiliates
ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
6200000 USD
us-gaap Proceeds From Divestiture Of Businesses And Interests In Affiliates
ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
9900000 USD
CY2018Q2 amg Affiliate Equity Compensation Expense Including Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingPortionAttributabletoNoncontrollingInterest
8300000 USD
CY2019Q2 amg Affiliate Equity Compensation Expense Including Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingPortionAttributabletoNoncontrollingInterest
12400000 USD
amg Affiliate Equity Compensation Expense Including Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingPortionAttributabletoNoncontrollingInterest
27700000 USD
amg Affiliate Equity Compensation Expense Including Portion Attributableto Noncontrolling Interest
AffiliateEquityCompensationExpenseIncludingPortionAttributabletoNoncontrollingInterest
23000000.0 USD
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
107700000 USD
CY2018Q2 us-gaap Net Income Loss
NetIncomeLoss
117000000.0 USD
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
107700000 USD
us-gaap Net Income Loss
NetIncomeLoss
270000000.0 USD
us-gaap Net Income Loss
NetIncomeLoss
-93100000 USD
CY2018Q2 amg Adjustments To Additional Paid In Capital Increase Decrease In Carrying Amount Of Redeemable Noncontrolling Interests
AdjustmentsToAdditionalPaidInCapitalIncreaseDecreaseInCarryingAmountOfRedeemableNoncontrollingInterests
2300000 USD
CY2019Q2 amg Adjustments To Additional Paid In Capital Increase Decrease In Carrying Amount Of Redeemable Noncontrolling Interests
AdjustmentsToAdditionalPaidInCapitalIncreaseDecreaseInCarryingAmountOfRedeemableNoncontrollingInterests
200000 USD
amg Adjustments To Additional Paid In Capital Increase Decrease In Carrying Amount Of Redeemable Noncontrolling Interests
AdjustmentsToAdditionalPaidInCapitalIncreaseDecreaseInCarryingAmountOfRedeemableNoncontrollingInterests
3300000 USD
amg Adjustments To Additional Paid In Capital Increase Decrease In Carrying Amount Of Redeemable Noncontrolling Interests
AdjustmentsToAdditionalPaidInCapitalIncreaseDecreaseInCarryingAmountOfRedeemableNoncontrollingInterests
900000 USD
CY2018Q2 amg Adjustmentsto Additional Paidin Capital Decreasein Carrying Amountof Redeemable Noncontrolling Interests
AdjustmentstoAdditionalPaidinCapitalDecreaseinCarryingAmountofRedeemableNoncontrollingInterests
-1000000.0 USD
CY2019Q2 amg Adjustmentsto Additional Paidin Capital Decreasein Carrying Amountof Redeemable Noncontrolling Interests
AdjustmentstoAdditionalPaidinCapitalDecreaseinCarryingAmountofRedeemableNoncontrollingInterests
13300000 USD
amg Adjustmentsto Additional Paidin Capital Decreasein Carrying Amountof Redeemable Noncontrolling Interests
AdjustmentstoAdditionalPaidinCapitalDecreaseinCarryingAmountofRedeemableNoncontrollingInterests
32100000 USD
amg Adjustmentsto Additional Paidin Capital Decreasein Carrying Amountof Redeemable Noncontrolling Interests
AdjustmentstoAdditionalPaidinCapitalDecreaseinCarryingAmountofRedeemableNoncontrollingInterests
30600000 USD
CY2018Q2 amg Increase Decrease In Equity Due To Profit Loss And Net Transfers With Noncontrolling Interests
IncreaseDecreaseInEquityDueToProfitLossAndNetTransfersWithNoncontrollingInterests
115700000 USD
CY2019Q2 amg Increase Decrease In Equity Due To Profit Loss And Net Transfers With Noncontrolling Interests
IncreaseDecreaseInEquityDueToProfitLossAndNetTransfersWithNoncontrollingInterests
94200000 USD
amg Increase Decrease In Equity Due To Profit Loss And Net Transfers With Noncontrolling Interests
IncreaseDecreaseInEquityDueToProfitLossAndNetTransfersWithNoncontrollingInterests
234600000 USD
amg Increase Decrease In Equity Due To Profit Loss And Net Transfers With Noncontrolling Interests
IncreaseDecreaseInEquityDueToProfitLossAndNetTransfersWithNoncontrollingInterests
-124600000 USD
CY2018Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
34100000 USD
CY2019Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
35700000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
97500000 USD
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
-26100000 USD
CY2018Q2 us-gaap Net Income Loss
NetIncomeLoss
117000000.0 USD
us-gaap Net Income Loss
NetIncomeLoss
270000000.0 USD
us-gaap Net Income Loss
NetIncomeLoss
-93100000 USD
CY2018Q2 us-gaap Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
0 USD
CY2019Q2 us-gaap Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
0 USD
us-gaap Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
9500000 USD
us-gaap Interest On Convertible Debt Net Of Tax
InterestOnConvertibleDebtNetOfTax
0 USD
CY2018Q2 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
117000000.0 USD
CY2019Q2 us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
107700000 USD
us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
279500000 USD
us-gaap Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
-93100000 USD
CY2018Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
54000000.0 shares
CY2019Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
51000000.0 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
54300000 shares
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
51500000 shares
CY2018Q2 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
200000 shares
CY2019Q2 us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
0.0 shares
us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
300000 shares
us-gaap Incremental Common Shares Attributable To Share Based Payment Arrangements
IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
0 shares
CY2018Q2 us-gaap Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
0 shares
CY2019Q2 us-gaap Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
0 shares
us-gaap Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
2200000 shares
us-gaap Incremental Common Shares Attributable To Conversion Of Debt Securities
IncrementalCommonSharesAttributableToConversionOfDebtSecurities
0 shares
CY2018Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
54200000 shares
CY2019Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
51000000.0 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
56800000 shares
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
51500000 shares
CY2019Q2 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
600000 shares
us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
1400000 shares
CY2019Q2 us-gaap Treasury Stock Acquired Average Cost Per Share
TreasuryStockAcquiredAverageCostPerShare
89.07
us-gaap Treasury Stock Acquired Average Cost Per Share
TreasuryStockAcquiredAverageCostPerShare
99.33
CY2018Q2 us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
-20200000 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
0 USD
CY2018Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
-20200000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
11400000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
6900000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
9200000 USD
CY2019Q2 us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
4500000 USD
us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
9200000 USD
us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
0 USD
us-gaap Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
7100000 USD
us-gaap Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
-6100000 USD
us-gaap Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
13200000 USD

Files In Submission

Name View Source Status
0001004434-19-000034-index-headers.html Edgar Link pending
0001004434-19-000034-index.html Edgar Link pending
0001004434-19-000034.txt Edgar Link pending
0001004434-19-000034-xbrl.zip Edgar Link pending
amg-20190630.xsd Edgar Link pending
amg-20190630_cal.xml Edgar Link unprocessable
amg-20190630_def.xml Edgar Link unprocessable
amg-20190630_lab.xml Edgar Link unprocessable
amg-20190630_pre.xml Edgar Link unprocessable
amg0630201910q.htm Edgar Link pending
amg0630201910q_htm.xml Edgar Link completed
amg06302019exhibit311.htm Edgar Link pending
amg06302019exhibit312.htm Edgar Link pending
amg06302019exhibit321.htm Edgar Link pending
amg06302019exhibit322.htm Edgar Link pending
amglogoa54.jpg Edgar Link pending
FilingSummary.xml Edgar Link unprocessable
Financial_Report.xlsx Edgar Link pending
MetaLinks.json Edgar Link pending
q219aum.jpg Edgar Link pending
R1.htm Edgar Link pending
R10.htm Edgar Link pending
R11.htm Edgar Link pending
R12.htm Edgar Link pending
R13.htm Edgar Link pending
R14.htm Edgar Link pending
R15.htm Edgar Link pending
R16.htm Edgar Link pending
R17.htm Edgar Link pending
R18.htm Edgar Link pending
R19.htm Edgar Link pending
R2.htm Edgar Link pending
R20.htm Edgar Link pending
R21.htm Edgar Link pending
R22.htm Edgar Link pending
R23.htm Edgar Link pending
R24.htm Edgar Link pending
R25.htm Edgar Link pending
R26.htm Edgar Link pending
R27.htm Edgar Link pending
R28.htm Edgar Link pending
R29.htm Edgar Link pending
R3.htm Edgar Link pending
R30.htm Edgar Link pending
R31.htm Edgar Link pending
R32.htm Edgar Link pending
R33.htm Edgar Link pending
R34.htm Edgar Link pending
R35.htm Edgar Link pending
R36.htm Edgar Link pending
R37.htm Edgar Link pending
R38.htm Edgar Link pending
R39.htm Edgar Link pending
R4.htm Edgar Link pending
R40.htm Edgar Link pending
R41.htm Edgar Link pending
R42.htm Edgar Link pending
R43.htm Edgar Link pending
R44.htm Edgar Link pending
R45.htm Edgar Link pending
R46.htm Edgar Link pending
R47.htm Edgar Link pending
R48.htm Edgar Link pending
R49.htm Edgar Link pending
R5.htm Edgar Link pending
R50.htm Edgar Link pending
R51.htm Edgar Link pending
R52.htm Edgar Link pending
R53.htm Edgar Link pending
R54.htm Edgar Link pending
R55.htm Edgar Link pending
R56.htm Edgar Link pending
R57.htm Edgar Link pending
R58.htm Edgar Link pending
R59.htm Edgar Link pending
R6.htm Edgar Link pending
R60.htm Edgar Link pending
R61.htm Edgar Link pending
R62.htm Edgar Link pending
R63.htm Edgar Link pending
R64.htm Edgar Link pending
R65.htm Edgar Link pending
R66.htm Edgar Link pending
R67.htm Edgar Link pending
R68.htm Edgar Link pending
R69.htm Edgar Link pending
R7.htm Edgar Link pending
R70.htm Edgar Link pending
R71.htm Edgar Link pending
R72.htm Edgar Link pending
R73.htm Edgar Link pending
R74.htm Edgar Link pending
R75.htm Edgar Link pending
R76.htm Edgar Link pending
R77.htm Edgar Link pending
R78.htm Edgar Link pending
R79.htm Edgar Link pending
R8.htm Edgar Link pending
R80.htm Edgar Link pending
R81.htm Edgar Link pending
R82.htm Edgar Link pending
R83.htm Edgar Link pending
R84.htm Edgar Link pending
R85.htm Edgar Link pending
R9.htm Edgar Link pending
report.css Edgar Link pending
Show.js Edgar Link pending