XML 44 R34.htm IDEA: XBRL DOCUMENT
v3.22.2

Investment Securities - Schedule of Investment Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Investment securities: |  |
Available-for-sale: |  |
Amount Outstanding | $ 4,358,016 | $ 3,819,376
Unamortized Premium/(Discount) | 0 | 0
Amortized cost | 4,354,855 | 3,834,714
Allowance for losses | (48) | (52)
Unrealized Gains | 6,834 | 12,203
Unrealized Losses | (115,629) | (10,474)
Fair Value | 4,246,012 | 3,836,391
Held-to-maturity: |  |
Unamortized Premium/(Discount) | 0 | 0
Total held-to-maturity |  |
Amount Outstanding | 45,032 | 44,970
Unamortized Premium/(Discount) | 0 | 0
Amortized Cost | 45,032 | 44,970
Allowance for losses | 0 | 0
Unrealized Gains | 0 | 1,612
Unrealized Losses | (361) | 0
Fair Value | 44,671 | 46,582
Available-for-sale, accrued interest excluded | 4,300 | 4,300
Available-for-Sale Securities | Investment securities: |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | (3,161) | 15,338
Held-to-maturity: |  |
Unamortized Premium/(Discount) | (3,161) | 15,338
Total held-to-maturity |  |
Unamortized Premium/(Discount) | (3,161) | 15,338
Floating Interest Rate | Floating rate auction-rate certificates backed by Government guaranteed student loans |  |
Available-for-sale: |  |
Amount Outstanding | 19,700 | 19,700
Amortized cost | 19,700 | 19,700
Allowance for losses | (48) | (52)
Unrealized Gains | 0 | 0
Unrealized Losses | (591) | (394)
Fair Value | 19,061 | 19,254
Floating Interest Rate | Guaranteed mortgage-backed securities |  |
Available-for-sale: |  |
Amount Outstanding | 2,379,150 | 2,168,016
Amortized cost | 2,378,934 | 2,168,106
Allowance for losses | 0 | 0
Unrealized Gains | 6,424 | 11,821
Unrealized Losses | (12,899) | (1,096)
Fair Value | 2,372,459 | 2,178,831
Floating Interest Rate | Available-for-Sale Securities | Floating rate auction-rate certificates backed by Government guaranteed student loans |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | 0 | 0
Held-to-maturity: |  |
Unamortized Premium/(Discount) | 0 | 0
Total held-to-maturity |  |
Unamortized Premium/(Discount) | 0 | 0
Floating Interest Rate | Available-for-Sale Securities | Guaranteed mortgage-backed securities |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | (216) | 90
Held-to-maturity: |  |
Unamortized Premium/(Discount) | (216) | 90
Total held-to-maturity |  |
Unamortized Premium/(Discount) | (216) | 90
Fixed Interest Rate | Guaranteed mortgage-backed securities |  |
Available-for-sale: |  |
Amount Outstanding | 756,951 | 451,660
Amortized cost | 756,354 | 464,185
Allowance for losses | 0 | 0
Unrealized Gains | 410 | 382
Unrealized Losses | (79,086) | (5,730)
Fair Value | 677,678 | 458,837
Held-to-maturity: |  |
Amount Outstanding | 45,032 | 44,970
Amortized Cost | 45,032 | 44,970
Allowance for losses | 0 | 0
Unrealized Gains | 0 | 1,612
Unrealized Losses | (361) | 0
Fair Value | $ 44,671 | $ 46,582
Total held-to-maturity |  |
Held-to-maturity investment securities weighted average yield | 1.80% | 1.50%
Fixed Interest Rate | Fixed rate U.S. Treasuries |  |
Available-for-sale: |  |
Amount Outstanding | $ 1,202,215 | $ 1,180,000
Amortized cost | 1,199,867 | 1,182,723
Allowance for losses | 0 | 0
Unrealized Gains | 0 | 0
Unrealized Losses | (23,053) | (3,254)
Fair Value | 1,176,814 | 1,179,469
Fixed Interest Rate | Available-for-Sale Securities | Guaranteed mortgage-backed securities |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | (597) | 12,525
Held-to-maturity: |  |
Unamortized Premium/(Discount) | (597) | 12,525
Total held-to-maturity |  |
Unamortized Premium/(Discount) | (597) | 12,525
Fixed Interest Rate | Available-for-Sale Securities | Fixed rate U.S. Treasuries |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | (2,348) | 2,723
Held-to-maturity: |  |
Unamortized Premium/(Discount) | (2,348) | 2,723
Total held-to-maturity |  |
Unamortized Premium/(Discount) | (2,348) | 2,723
Fixed Interest Rate | Held-to-Maturity Securities | Guaranteed mortgage-backed securities |  |
Available-for-sale: |  |
Unamortized Premium/(Discount) | 0 | 0
Held-to-maturity: |  |
Unamortized Premium/(Discount) | 0 | 0
Total held-to-maturity |  |
Unamortized Premium/(Discount) | $ 0 | $ 0

X
- Definition Debt Securities, Available-for-Sale, Unpaid Principal Balance + References No definition available. + Details
Name: | agm_DebtSecuritiesAvailableforSaleUnpaidPrincipalBalance
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Debt Securities, Held-to-Maturity, Amortized Cost, Excluding Accrued Interest, before Allowance for Credit Loss + References No definition available. + Details
Name: | agm_DebtSecuritiesHeldToMaturityAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Held-to-Maturity Securities, Debt Maturities, Weighted-Average Yield + References No definition available. + Details
Name: | agm_HeldtoMaturitySecuritiesDebtMaturitiesWeightedAverageYield
Namespace Prefix: | agm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Held-to-Maturity Unpaid Principal Balance + References No definition available. + Details
Name: | agm_HeldtoMaturityUnpaidPrincipalBalance
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Allowance for Credit Loss + References No definition available. + Details
Name: | agm_MarketableSecuritiesAllowanceForCreditLoss
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Marketable Securities, Amortized Cost Basis + References No definition available. + Details
Name: | agm_MarketableSecuritiesAmortizedCostBasis
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities, Gross Unrealized Gains + References No definition available. + Details
Name: | agm_MarketableSecuritiesGrossUnrealizedGains
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Marketable Securities, Gross Unrealized Losses + References No definition available. + Details
Name: | agm_MarketableSecuritiesGrossUnrealizedLosses
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Marketable Securities Unpaid Principal Balance + References No definition available. + Details
Name: | agm_MarketableSecuritiesUnpaidPrincipalBalance
Namespace Prefix: | agm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after accumulated amortization, of debt discount (premium). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28567-108399 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1D -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after allowance for credit loss, of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 3A -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL120267853-210455 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2A -URI https://asc.fasb.org/extlink&oid=126970911&loc=SL121698322-111563 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL120267856-210455 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAndHeldToMaturity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
Name: | us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount excluding accrued interest, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
Name: | us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=SL120269820-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=SL120269820-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_HeldToMaturitySecuritiesClassifiedAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_MarketableSecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_DebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_AvailableforsaleSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=agm_FloatingInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_AuctionRateSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=agm_FixedInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USTreasurySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InformationByCategoryOfDebtSecurityAxis=us-gaap_HeldtomaturitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |