XML 72 R49.htm IDEA: XBRL DOCUMENT
v3.19.3

Loans and Allowance for Losses - Schedule of Past Due Financing Receivables (Details) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
90-Days Delinquencies | $ 59,691,000 |  | $ 26,881,000
Net Credit Losses/(Recoveries) | 131,000 | $ 40,000 |
Loans subject to removal-of-account provisions | 0 |  | 100,000
On-balance sheet [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
90-Days Delinquencies | 55,987,000 |  | 19,577,000
Net Credit Losses/(Recoveries) | 131,000 | 40,000 |
Off-balance sheet [Member] |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
90-Days Delinquencies | 3,704,000 |  | $ 7,304,000
Net Credit Losses/(Recoveries) | $ 0 | $ 0 |

X
- Definition Certain Loans Acquired In Transfer Not Accounted For As Debt Securities, Subject To Be Purchased + References No definition available. + Details
Name: | agm_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesSubjectToBePurchased
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Net credit losses (recoveries) includes chargeoffs recoveries of chargeoffs REO writedowns and gain (loss) on REO Sales + References No definition available. + Details
Name: | agm_NetCreditLossesRecoveries
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Recorded Investment in financing receivables that are past due at the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=agm_OnBalanceSheetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=agm_OffBalanceSheetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |