Number Of Loan Agreements Entered

No definition available.

Name:	agco_NumberOfLoanAgreementsEntered
Namespace Prefix:	agco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

+ Details

Name:	us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

+ Details

Name:	us-gaap_LongTermDebtCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16(a))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_SeniorNotes
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	agco_MutuallyExclusiveOptionAxis=agco_InterestAccrualOptionTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	agco_MutuallyExclusiveOptionAxis=agco_InterestAccrualOptionThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	agco_ComponentOfInterestExpenseAxis=agco_VariableBasisAdditionalMarginMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	agco_MutuallyExclusiveOptionAxis=agco_InterestAccrualOptionOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_SeniorNotesDue20251.002MemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_TermLoansDue2019and2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_TermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_TermLoansDueBetween2021and2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_SeniorUnsecuredTermLoanDueJanuary1520201.056Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_SeniorTermLoanDueOctober282022MemberMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=agco_TermLoansDue2019and2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=agco_TermLoansDue2019and2028Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=agco_TermLoansDue2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Indebtedness (Narrative) (Details)				3 Months Ended	6 Months Ended
Indebtedness (Narrative) (Details)	Oct. 17, 2018	Aug. 01, 2018 EUR (€)	Apr. 30, 2016 EUR (€)	Jun. 30, 2019 USD ($) loan_agreement	Jun. 30, 2019 USD ($) loan_agreement	Jun. 30, 2019 EUR (€) loan_agreement	Dec. 31, 2018 USD ($)	Oct. 31, 2018 EUR (€)	Oct. 31, 2016 EUR (€) loan_agreement	Dec. 31, 2014 EUR (€)
Debt Instrument [Line Items]
Debt instrument, unused borrowing capacity \| €										€ 200,000,000.0
Remaining borrowing capacity on line of credit facility				$ 703,200,000	$ 703,200,000
Short-term borrowings				238,700,000	238,700,000		$ 138,000,000.0
Outstanding letters of credit				13,900,000	13,900,000		14,100,000
Long-term Debt, Current Maturities				$ 70,200,000	$ 70,200,000		72,600,000
Credit Facility \| Interest Accrual, Option Two
Debt Instrument [Line Items]
Margin on variable rate				0.50%
Credit Facility \| Interest Accrual, Option Three
Debt Instrument [Line Items]
Margin on variable rate				1.00%
Credit Facility \| Minimum
Debt Instrument [Line Items]
Margin on variable rate					0.70%
Credit Facility \| Minimum \| Variable Basis, Additional Margin
Debt Instrument [Line Items]
Margin on variable rate					0.70%
Credit Facility \| Minimum \| Interest Accrual, Option One
Debt Instrument [Line Items]
Margin on variable rate	0.875%
Credit Facility \| Minimum \| Interest Accrual, Option Three \| Variable Basis, Additional Margin
Debt Instrument [Line Items]
Margin on variable rate				0.00%
Credit Facility \| Maximum
Debt Instrument [Line Items]
Margin on variable rate					2.26%
Credit Facility \| Maximum \| Variable Basis, Additional Margin
Debt Instrument [Line Items]
Margin on variable rate					1.25%
Credit Facility \| Maximum \| Interest Accrual, Option One
Debt Instrument [Line Items]
Margin on variable rate	1.875%
Credit Facility \| Maximum \| Interest Accrual, Option Three \| Variable Basis, Additional Margin
Debt Instrument [Line Items]
Margin on variable rate				0.875%
Credit Facility \| Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity on line of credit facility				$ 800,000,000.0	$ 800,000,000.0
Credit facility							114,400,000
Remaining borrowing capacity on line of credit facility							685,600,000
Senior Notes Due 2025, 1.002% [Member] [Member]
Debt Instrument [Line Items]
Senior notes				$ 284,600,000	$ 284,600,000		0
Debt instrument, interest rate, percent				1.002%	1.002%	1.002%
Debt instrument, face amount \| €			€ 250,000,000.0
Term Loans Due 2019 and 2026 [Member]
Debt Instrument [Line Items]
Debt instrument, face amount \| €									€ 375,000,000.0
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility				$ 96,800,000	$ 96,800,000
Term Loan Facility
Debt Instrument [Line Items]
Credit facility							114,400,000
Term Loans Due Between 2021 and 2028 [Member]
Debt Instrument [Line Items]
Amount borrowed \| €		€ 338,000,000.0
1.056% Senior term loan due 2020
Debt Instrument [Line Items]
Senior notes				$ 227,700,000	$ 227,700,000		228,700,000
Debt instrument, interest rate, percent				1.056%	1.056%	1.056%
Long-term Debt, Current Maturities				$ 227,700,000	$ 227,700,000		0
Senior Term Loan Due October 28, 2022
Debt Instrument [Line Items]
Debt instrument, face amount \| €						€ 170,700,000		€ 150,000,000.0
Senior Term Loan Due October 28, 2022 \| Minimum
Debt Instrument [Line Items]
Margin on variable rate			0.875%
Senior Term Loan Due October 28, 2022 \| Maximum
Debt Instrument [Line Items]
Margin on variable rate			1.875%
Senior term loans due between 2019 and 2028
Debt Instrument [Line Items]
Senior notes				811,600,000	811,600,000		815,300,000
Long-term Debt, Current Maturities				63,700,000	63,700,000	€ 56,000,000.0	$ 63,800,000
Senior term loans due between 2019 and 2028 \| Term Loan Facility
Debt Instrument [Line Items]
Senior notes				$ 811,600,000	$ 811,600,000
Number of loan agreements entered \| loan_agreement				14	14	14
Debt instrument, face amount \| €						€ 713,000,000.0
Term Loans Due 2026 [Member] \| Term Loan Facility
Debt Instrument [Line Items]
Number of loan agreements entered \| loan_agreement									7
Euro Member Countries, Euro \| 1.056% Senior term loan due 2020
Debt Instrument [Line Items]
Senior notes \| €						€ 200,000,000.0
United States of America, Dollars \| 1.056% Senior term loan due 2020
Debt Instrument [Line Items]
Senior notes				$ 227,700,000	$ 227,700,000