XML 58 R47.htm IDEA: XBRL DOCUMENT
v3.21.2

Investments - Debt Securities Available-for-sale, Unrealized Loss Position, Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Investments, Debt and Equity Securities [Line Items] |  |
Basis | $ 423,000 | $ 273,400
Gross unrealized losses | (200) | (800)
Carrying value (fair value) | 424,600 | 273,800
Debt securities due September 2059 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis | 20,243 | 22,216
Gross unrealized losses | (213) | (238)
Carrying value (fair value) | 20,030 | 21,978
Debt securities due September 2059 | Unrealized loss 12 months or longer |  |
Investments, Debt and Equity Securities [Line Items] |  |
Gross unrealized losses |  | (100)
Debt securities due September 2059 | Unrealized loss less than 12 months |  |
Investments, Debt and Equity Securities [Line Items] |  |
Gross unrealized losses |  | (200)
Debt Securities Due March 2060 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis | 43,231 |
Gross unrealized losses | (4) |
Carrying value (fair value) | 43,227 |
Debt Securities Due January 2061 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis | 15,206 |
Gross unrealized losses | (1) |
Carrying value (fair value) | 15,205 |
Debt Securities Due June 2061 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis | 134,702 |
Gross unrealized losses | (8) |
Carrying value (fair value) | 134,694 |
Debt securities due November 2059 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis |  | 14,738
Gross unrealized losses |  | (61)
Carrying value (fair value) |  | 14,677
Debt securities due December 2059 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis |  | 47,270
Gross unrealized losses |  | (315)
Carrying value (fair value) |  | 46,955
Debt securities due September 2060 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis |  | 34,970
Gross unrealized losses |  | (44)
Carrying value (fair value) |  | 34,926
Debt securities due June 2060 |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis |  | 35,127
Gross unrealized losses |  | (119)
Carrying value (fair value) |  | 35,008
Total basis |  |
Investments, Debt and Equity Securities [Line Items] |  |
Basis | 213,382 | 154,321
Total gross unrealized losses |  |
Investments, Debt and Equity Securities [Line Items] |  |
Gross unrealized losses | (226) | (777)
Total carrying value (fair value) |  |
Investments, Debt and Equity Securities [Line Items] |  |
Carrying value (fair value) | $ 213,156 | $ 153,544

X
- Definition Investments, Debt and Equity Securities + References No definition available. + Details
Name: | ajx_InvestmentsDebtAndEquitySecuritiesLineItems
Namespace Prefix: | ajx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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 http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost 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 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount 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 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueSeptember2059Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=ajx_UnrealizedLoss12MonthsOrLongerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=ajx_UnrealizedLossLessThan12MonthsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueMarch2060Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueJanuary2061Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueJune2061Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueNovember2059Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueDecember2059Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueSeptember2060Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ajx_DebtSecuritiesDueJune2060Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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