XML 58 R48.htm IDEA: XBRL DOCUMENT
v3.23.2

CREDIT FACILITIES AND LONG-TERM DEBT - Summary of Credit Facilities and Long-Term Debt (Details) - Line of Credit - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 10,125 |
Outstanding, current | 15 | $ 1,376
Net Carrying Amount | 2,527 | 3,020
Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | 7,325 |
Outstanding amount, current | 15 | 1,377
Outstanding, current | 15 | 1,376
Outstanding amount, noncurrent | 1,600 | 1,900
Issuance Costs | 0 | (1)
Issuance Costs | (15) | (17)
Net Carrying Amount | 1,585 | 1,883
Asset-backed Mezzanine Term Debt Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | 2,800 |
Outstanding amount, current | 0 | 0
Outstanding amount, noncurrent | 950 | 1,150
Issuance Costs | (8) | (13)
Net Carrying Amount | 942 | 1,137
Revolving Facility 2018-2 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | 1,000 |
Outstanding amount, current | 15 | 472
Outstanding amount, noncurrent | $ 0 | $ 0
Weighted average interest rate (in percent) | 7.48% | 4.86%
Revolving Facility 2018-3 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 1,000 |
Outstanding amount, current | 0 | $ 194
Outstanding amount, noncurrent | $ 0 | $ 0
Weighted average interest rate (in percent) | 6.82% | 3.98%
Revolving Facility 2019-1 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 600 |
Outstanding amount, current | 0 | $ 55
Outstanding amount, noncurrent | $ 0 | $ 0
Weighted average interest rate (in percent) | 7.34% | 4.41%
Revolving Facility 2019-2 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 1,850 |
Outstanding amount, current | 0 | $ 167
Outstanding amount, noncurrent | $ 0 | $ 0
Weighted average interest rate (in percent) | 6.83% | 3.92%
Revolving Facility 2019-3 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 925 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 0 | $ 0
Weighted average interest rate (in percent) | 0.00% | 3.86%
Revolving Facility 2022-1 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Outstanding amount, current |  | $ 289
Outstanding amount, noncurrent |  | $ 0
Weighted average interest rate (in percent) |  | 8.15%
Term Debt Facility 2021-S1 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 100 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 100 | $ 400
Weighted average interest rate (in percent) | 3.48% | 3.48%
Term Debt Facility 2021-S2 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 600 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 500 | $ 500
Weighted average interest rate (in percent) | 3.20% | 3.20%
Term Debt Facility 2021-S3 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 1,000 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 750 | $ 750
Weighted average interest rate (in percent) | 3.75% | 3.75%
Term Debt Facility 2022-S1 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 250 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 250 | $ 250
Weighted average interest rate (in percent) | 4.07% | 4.07%
Term Debt Facility 2022-S2 | Asset-backed Senior Revolving Credit Facilities |  |
Debt Instrument [Line Items] |  |
Outstanding amount, current |  | $ 200
Outstanding amount, noncurrent |  | $ 0
Weighted average interest rate (in percent) |  | 8.48%
Term Debt Facility 2020-M1 | Asset-backed Mezzanine Term Debt Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 2,300 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 800 | $ 1,000
Weighted average interest rate (in percent) | 10.00% | 10.00%
Term Debt Facility 2022-M1 | Asset-backed Mezzanine Term Debt Facilities |  |
Debt Instrument [Line Items] |  |
Borrowing Capacity | $ 500 |
Outstanding amount, current | 0 | $ 0
Outstanding amount, noncurrent | $ 150 | $ 150
Weighted average interest rate (in percent) | 10.00% | 10.00%

X
- Definition Long-Term Debt, Gross, Current + References No definition available. + Details
Name: | open_LongTermDebtGrossCurrent
Namespace Prefix: | open_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-Term Debt, Gross, Noncurrent + References No definition available. + Details
Name: | open_LongTermDebtGrossNoncurrent
Namespace Prefix: | open_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482900/835-30-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69E -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69E Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69F -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69F Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 17: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 20: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 22: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 23: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 24: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 25: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1I -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1I + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
Name: | us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-3 + Details
Name: | us-gaap_DeferredFinanceCostsCurrentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-3 + Details
Name: | us-gaap_DeferredFinanceCostsNoncurrentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- 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 Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LongTermDebtCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LongTermDebtNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | us-gaap_DebtInstrumentAxis=open_AssetBackSeniorCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=open_MezzanineTermDebtFacilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20182Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20183Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20191Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20192Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20193Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_RevolvingFacility20221Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2021S1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2021S2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2021S3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2022S1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2022S2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2020M1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=open_TermDebtFacility2022M1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |